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Explore leading software testing companies that launch high-performing products, detect bugs early, improve stability, and ensure every feature works correctly across devices and environments. For teams focused on the US market, we also highlight trusted partners with region-specific expertise, including top US-based software testing companies.

Best Software Testing Firms

13 Companies - Rankings updated: September 03, 2026

Every agency on DesignRush has been evaluated for its expertise and client feedback to empower informed choices. Some listings include paid partnerships.

Expertise
Manufacturing
$50,000 & Up
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  • QOLOS

    Award Winning Custom Development Experts | ERP Integration | Shopify/BigCommerce

    QOLOS (pronounced "koh-lohs") is a U.S.-based software development company, specializing in building custom, high-performance digital solutions for brands that demand innovation. From complex ERP integrations to e-commerce solutions - you are in good hands with QOLOS...

    Top Services:

    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Software Development
    • UI/UX Design
    • Show more
    Location
    Green Bay, Wisconsin
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $50,000 & Up

    QOLOS Services

    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Software Development
    • UI/UX Design
    • SEO
    • Software Testing
    • Mobile App Development
    • ERP Consulting
    • DevOps Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Thermos
    • Certco
    • Stryker
    • Louisville Vegan Jerky
    • Dallas Morning News
    • Dallas Police Department
    • Bancroft and Sons
    • Schneider National
    • Cocktail Courier
    • Restaurant Warehouse
    Data sourced from the agency's DesignRush profile

    QOLOS Reviews & Testimonials

    • Amanda Viviano
      Amanda Viviano Vice President at Bartz Viviano
      5.0 ★

      WooCommerce Review from Amanda Viviano

      We hired Qolos to build our local florist shop's website on WordPress and WooCommerce, and we couldn't be happier with the results. From the start, they took the time to understand our business and created a site that's not only beautiful but easy for our customers to browse and shop. The WooCommerce setup was seamless, our online ordering works exactly the way we needed it to. But what really sets Qolos apart is their ongoing monthly maintenance. We never have to worry about updates, security, or technical issues because they stay on top of everything. Any time we've had a question or a small change request, they've been responsive and professional. As a small local business, it means a lot to work with a team that genuinely cares about keeping our site running smoothly. Qolos has been a true partner, not just a vendor. Highly recommend them to any local business looking for reliable web design and maintenance!

    • Sanjay Singh
      Sanjay Singh Manager at JCB India Ltd.
      5.0 ★

      Web Development Review from Sanjay Singh

      I kept getting negative reviews about my app for technical glitches, heating issues, functionality, loading time, crashing, and more bugs. So, I reached out to QOLOS after going through 2-3 renowned review platforms. I explained my app issue to the team, and they did tremendous work with their mobile testing solutions. Also, I wanted to build a website for my app. They created a feature-rich and seamless website.

    • Sarah Nesheim
      Sarah Nesheim Co-Founder at Crafted
      5.0 ★

      Shopify Review from Sarah Nesheim

      Working with QOLOS was the best decision I have made in regards to scaling my business. They are professional, so creative, they communicate every step of the way and their pricing is fair for the highest quality work. The designer of our logo and website did it well and I am so impressed and proud of the final product! the designer listened and knew exactly what I wanted which made the process so simple. Seriously could not recommend QOLOS more!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.9 4.9 (11)
    5.0 5.0 (6)

  • Softeq

    A Versatile Tech Company!

    Softeq is a versatile technology and Greentech company offering a wide range of services, including embedded system development, machine learning, digital transformation, hardware design, UX/UI design, and more...

    Top Services:

    • Mobile App Development
    • Software Development
    • Software Testing
    • Blockchain
    • Wearables
    • Show more
    Location
    Houston, Texas
    Number of Employees
    250 - 499
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    8 Projects Listed

    Softeq Services

    • Mobile App Development
    • Software Development
    • Software Testing
    • Blockchain
    • Wearables
    • UI/UX Design
    • Cybersecurity
    • AI Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Lenovo
    • Epson
    • Microsoft
    • WTA
    • NVIDIA
    • Verizon
    • G.J.Gardner
    • Walt Disney Parks and Resorts
    • Happiest Baby
    Data sourced from the agency's DesignRush profile

    Softeq Reviews & Testimonials

    • Quan Gan
      Quan Gan Owner at Gantom Lighting & Controls
      5.0 ★

      Software Development Review from Quan Gan

      We collaborated with Softeq to develop an infrared emitting platform. Softeq provided software development and support services, streamlining our project. While our hardware technology was excellent, Softeq elevated our company's products with superb software development and implementation solutions. Working with Softeq was highly beneficial for us, as the agency managed our projects more efficiently due to exceptional project management and organized workflows.

    • Jeff Johnston
      Jeff Johnston Founder and Chief Executive Officer at A-List Enterprises
      5.0 ★

      Mobile App Development Review from Jeff Johnston

      We hired Softeq for mobile app development services. Softeq developed a functional and user-friendly app, efficiently integrating productivity features like calendar, contacts, and task management. The agency organized regular meetings with our product management department, communicated effectively, and promptly resolved issues. Softeq's team worked diligently and provided valuable insights. We were satisfied with Softeq's services.

    • Trent Gardner
      Trent Gardner Information Technology (IT) Manager at G.J. Gardner Homes
      5.0 ★

      Software Development Review from Trent Gardner

      We worked with Softeq for software redevelopment services to improve our company's proprietary software. Softeq updated the business platform, streamlining operations and enhancing the platform's user UI and functionality. This improvement aided our sales, job estimating, purchase orders, and administration efforts. Softeq's team was professional, attentive, and prompt in implementing feedback. The agency delivered high-quality work, impressing our company's internal stakeholders.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.8 4.8 (5)
    3.9 3.9 (7)

  • Geniusee

    Your Partner in AI & Custom Software Excellence

    Geniusee is a U.S.-based AI and software engineering company with delivery hubs in Ukraine and Poland. We help businesses modernize legacy systems and scale faster through AI-powered, cloud-native solutions. Our team of 300+ experts has delivered 200+ projects for clients like Dell and Bloomberg. We...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Big Data Analytics
    • Show more
    Location
    Austin, Texas
    Number of Employees
    250 - 499
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    11 Projects Listed

    Geniusee Services

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Big Data Analytics
    • Product Design
    • Blockchain
    • IoT
    • Software Testing
    • Staff Augmentation
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Zedosh
    • Finance Unlocked
    • RealmFive
    • Pause
    • TradeSmarter
    • Scoove
    • Ajuma
    • Drum
    • Wyzoo
    • Validify
    Data sourced from the agency's DesignRush profile

    Geniusee Reviews & Testimonials

    • Anonymous CEO & Co-Founder at Finance Unlocked
      5.0 ★

      Web Design Review from Anonymous

      Geniusee successfully delivered a robust and high-performing platform with excellent uptime and reliability. Their team consistently meets sprint requirements, aligning seamlessly with the project roadmap. Despite operating remotely, they collaborate effectively with our internal team and ensure smooth execution across all phases of development.

    • Dhruv Ghulati
      Dhruv Ghulati CEO at FactMata
      5.0 ★

      Marketing Analytics Review from Dhruv Ghulati

      Thanks to Geniusee, our data engineering system can now handle multiple data types. The team's workflow was effective in reporting and daily management of Sprints.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.5 4.5 (2)

  • ITRex Group

    Your Innovation Partner

    ITRex delivers end-to-end AI and data solutions from strategic planning to real-world deployment. The companys expertise spans LLM integration, RAG, copilots, SLMs, and autonomous AI agents, all engineered for reliability and scale...

    Top Services:

    • Software Development
    • Mobile App Development
    • Software Testing
    • AI Development
    • IoT
    • Show more
    Location
    Aliso Viejo, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed

    ITRex Group Services

    • Software Development
    • Mobile App Development
    • Software Testing
    • AI Development
    • IoT
    • Blockchain
    • IT Compliance Solution
    • IT Services
    • Big Data Analytics
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Dollar Shave Club
    • Jib Jab
    • 21st Century Fox
    • Procter & Gamble
    • Meet Me
    • Dun & Bradstreet
    Data sourced from the agency's DesignRush profile

    ITRex Group Reviews & Testimonials

    • Tammy Walker
      Tammy Walker Owner at Retail Company
      5.0 ★

      IT Services Review from Tammy Walker

      Extremely creative and awesome company name. It sounds trustworthy.

    • Undisclosed
      Undisclosed Product Owner at Global retailer
      5.0 ★

      Web Development Review from Undisclosed

      We are making in minutes things that our teams have been stuck with for days before.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.5 4.5 (2)
    4.9 4.9 (14)

  • Indeema Software

    YOUR IOT PARTNER

    Indeema is a global IoT engineering company. Our team works across the entire technology stack, including firmware development, electronics engineering, cloud platforms, data processing, and web and mobile applications...

    Top Services:

    • Software Development
    • IoT
    • Mobile App Development
    • Wearables
    • AI Development
    • Show more
    Location
    Wroclaw, Poland
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    8 Projects Listed

    Indeema Software Services

    • Software Development
    • IoT
    • Mobile App Development
    • Wearables
    • AI Development
    • Software Testing
    • Web Design
    • IT Services
    • DevOps Consulting
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • UDB
    • Viking Scada
    • Ads blocker
    • UBreez
    • Dol-Sensors
    • Alice
    • ShotKam
    • Dog Cloud
    • iReDS
    Data sourced from the agency's DesignRush profile

    Indeema Software Reviews & Testimonials

    • Ted Selden
      Ted Selden COO at TouchMD
      5.0 ★

      Mobile App Development Review from Ted Selden

      They actually suggest things to us. They find better ways of doing things, so they really strive to give their input and their suggestions, which is really nice rather than just building something we are asking them to build.

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    4.3 4.3 (1)

  • Microknot

    Innovative software solutions to your organisations most challenging problems.

    Microknot is a software development agency based in Sydney. We provide innovative software solutions to your organization's most challenging problems...

    Top Services:

    • Software Development
    • Mobile App Development
    • Software Testing
    • IT Services
    • AI Development
    • Show more
    Location
    Bella Vista, Australia
    Number of Employees
    Under 49
    Average Hourly Rate
    $500/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed

    Microknot Services

    • Software Development
    • Mobile App Development
    • Software Testing
    • IT Services
    • AI Development
    • Wearables
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Anglicare
    • Site360
    • Lonza Group AG
    • Probate
    • TaxToday
    Data sourced from the agency's DesignRush profile

    Microknot Reviews & Testimonials

    • Aravind Nambiar
      Aravind Nambiar Review from Google
      5.0 ★

      Aravind Nambiar's Review Sourced from Google

      Worked with Microknot over a period of 4 months to build a financial simulation & visualization of supply chain activities. Microknot architect and engineers provided the framework, design & setup on Azure and the development activities. It was a great experience working with them!

    • Kel A
      Kel A Review from Google
      5.0 ★

      Kel A's Review Sourced from Google

      The EDI system that Microknot created was a little slow to start up due to the complexity of our system. But it's now reached a point where it's saving me time with our orders. The team were prompt in responding to emails & were a pleasure to work with.

    • Dave Philips
      Dave Philips Review from Google
      5.0 ★

      Dave Philips's Review Sourced from Google

      We have enjoyed working with Jag, Shaun, and several of Microknot's developers over the past 18 months. The Microknot team has allowed us to accelerate the time to market for our platform, translating to money in the bank and added scale to our internal development team without the risks, time delays, and costs associated with hiring new staff. Microknot's professionalism in managing our project has also lifted the game for our internal team. Not only have they delivered a great product outcome, but we've also learned a lot about different technologies and effective s/ware PM methodology in the process. The Microknot team have been responsive, easy to work with, delivered every sprint on time, and significantly contributed to guiding our application in the right direction. I can't thank the team at Microknot enough for their contribution to Biode, and I would not hesitate to recommend them to any business looking for a trusted development partner.

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    5.0 5.0 (5)

  • NineTwoThree

    We deploy secure AI solutions that deliver positive ROI within weeks.

    NineTwoThree AI Studio is a Boston-based AI agency that builds secure, production-grade AI and ML solutions with measurable ROI. Founded in 2012, our Ph.D.-level engineers and certified product managers have delivered 150+ projects for enterprise brands and startups alike...

    Top Services:

    • AI Development
    • Mobile App Development
    • IoT
    • Software Development
    • DevOps Consulting
    • Show more
    Location
    Danvers, Massachusetts
    Number of Employees
    100 - 249
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed

    NineTwoThree Services

    • AI Development
    • Mobile App Development
    • IoT
    • Software Development
    • DevOps Consulting
    • Wearables
    • Software Testing
    • Digital Strategy
    • Product Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • FanDuel
    • Consumer Reports
    • VSAC
    • Skylight
    • Raycon
    • K&L Wines
    • Prisonology
    • Dataflik
    • Wheels Now
    • Amerit Fleet
    Data sourced from the agency's DesignRush profile
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    4.3 4.3 (6)

  • Creative Software

    End-to-End Engineering Expertise

    Building and scaling digital products for enterprises across Scandinavia (Sweden, Norway, Denmark) & Europe with expert engineering and IFS services and consulting...

    Top Services:

    • Software Development
    • Software Testing
    • AI Development
    • DevOps Consulting
    • Cloud Consulting
    • Show more
    Location
    Colombo, Sri Lanka
    Number of Employees
    250 - 499
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $50,000 & Up

    Creative Software Services

    • Software Development
    • Software Testing
    • AI Development
    • DevOps Consulting
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Ctrlprint
    • Qmatic
    • Dips
    • Netonet
    • Mediq
    • VT industries
    • Lovold systems
    • 2C8
    • Booknordics
    • Oneflow
    Data sourced from the agency's DesignRush profile

    Creative Software Reviews & Testimonials

    • Menura Dolage
      Menura Dolage Review from Google
      5.0 ★

      Menura Dolage's Review Sourced from Google

      Creative Software – Colombo 3 is a place I’ve come to know quite well, and overall, it absolutely lives up to expectations. I would recommend it to both organizations and individuals looking for reliable IT services, but also as a great workplace environment. Getting in requires going through security and receiving a clearance card, so access is controlled and feels secure. Once inside, the environment is clean, well-maintained, and surprisingly comfortable for a corporate setting. It’s not overly crowded either, except maybe around lunchtime in the cafeteria. What really stands out here is the workplace culture and facilities. The people are easily the best part; friendly, supportive, and great to work with. On top of that, the office has a lot of perks like free coffee, a pool table, PlayStation 5, foosball, board games, and even a gym with showers. It creates a relaxed and enjoyable atmosphere that makes day-to-day work much more pleasant. The only real downside is parking. The underground car park isn’t sufficient for everyone, so there’s an additional parking area about 100 meters away, which can be a bit inconvenient. Overall, it’s a clean, secure, and well-managed place with a cozy and positive vibe. It’s been a great experience for me, especially as an intern, and it’s somewhere I’d gladly continue being part of.

    • Mohan Fernando
      Mohan Fernando Review from Google
      5.0 ★

      Mohan Fernando's Review Sourced from Google

      One of Sri Lanka's original start ups, and the first Scandinavian investment in the local software scene. With a cadre of over 700 software engineers, tie ups with major universities on software skills and technology enhancement, Creative is helmed and run by an easy going set of people bent on re shaping the software field and giving back to the nation in the form of various CSR projects.

    • Kanchana Ranasinghe
      Kanchana Ranasinghe Review from Google
      5.0 ★

      Kanchana Ranasinghe's Review Sourced from Google

      Creative Software has over 15 years of experience building high-performing dedicated teams in Sri Lanka for international clients and they know what it takes to succeed in software outsourcing. Whether you are looking to extend your in-house software teams, or need assistance in developing, quality assuring, managing or supporting your applications, Creative can help. They recently won overall winner for business and financial results in medium sector organisations and runners up award for ICT sector at National business excellence awards organised by National Chamber of Commerce, Sri Lanka.

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    4.7 4.7 (224)

  • Espresso Moon

    Designing the Digital Future.

    A top custom software development firm dedicated to delivering bespoke digital products that drive innovation and help you achieve your brand goals. A full-stack developer with expertise in every major platform and language, we design and deliver custom applications and host and maintain the solutions we...

    Top Services:

    • Software Development
    • Mobile App Development
    • UI/UX Design
    • Software Testing
    • WordPress Website Design
    • Show more
    Location
    Spring, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $50,000 & Up

    Espresso Moon Services

    • Software Development
    • Mobile App Development
    • UI/UX Design
    • Software Testing
    • WordPress Website Design
    • eCommerce Development
    • Web Development
    • AI Development
    • VR/AR
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • DistributionNOW
    • Tesla
    • Nucor Steel
    • Everest Funeral Concierge
    • Flexitallic
    • Solvay Dental
    • Stream Realty
    • Wilson Perumal
    • Neuhaus Academy
    • SafeFleet
    Data sourced from the agency's DesignRush profile

    Espresso Moon Reviews & Testimonials

    • Bradley Collins
      Bradley Collins Review from Google
      5.0 ★

      Bradley Collins's Review Sourced from Google

      Working with the guys at Espresso Moon (Scott, Doug, Tim and Dwayne) was truly a great collaboration and experience. They didn't just throw a website together for us, they helped us to reinvent ourselves. They go out of their way to get to know you and your business to the fullest extent, and that is a quality that is not often seen. If I were to recommend a web design/hosting company to anyone, Espresso Moon would be the one and only name I give. Thank you for your service and support!

    • Meredyth Jones
      Meredyth Jones Review from Google
      5.0 ★

      Meredyth Jones's Review Sourced from Google

      I worked primarily with Scott, Tim and Doug to build a fairly complicated site: Paypal/credit card payments, video training modules, a graded quiz, and issuance of a completion certificate. They were the only website company that invited me to an in-person meeting and that was tremendously helpful in me understanding how they work and them understanding my goals. Large Animal Consulting & Education launched 2 days ago and the site is running smoothly. I'm very happy with the site they designed (they also designed my logos) and am looking forward to using them to support and add to the site down the road.

    • Caleb Schallert
      Caleb Schallert Review from Google
      5.0 ★

      Caleb Schallert's Review Sourced from Google

      Doug Wheeler is the owner of Espresso Moon and he has provided my small business excellent IT technical support for our website. His team helped me out by removing malicious code that was affecting my site right after the Heart Bleed epidemic last year. He got my site back up and running so i could continue business and save my online reputation. I would recommend Espresso Moon LLC to anyone in need of a new website or mobile application because they follow through with what they promise to do, on time and on budget. They are truly a pleasure to work with!

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    5.0 5.0 (4)

  • Sketch Development Services

    Verified Verified by the DesignRush team for authenticity and credibility.

    Build it. Run it. Own it.

    We embed development teams to build the right AI-enabled custom software, and equip your team to run it...

    Top Services:

    • Software Development
    • Cloud Consulting
    • UI/UX Design
    • eCommerce Development
    • DevOps Consulting
    • Show more
    Location
    St. Louis, Missouri
    Number of Employees
    Under 49
    Minimal Budget
    $50,000 & Up

    Sketch Development Services Services

    • Software Development
    • Cloud Consulting
    • UI/UX Design
    • eCommerce Development
    • DevOps Consulting
    • Staff Augmentation
    • AI Development
    • Software Testing
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • U.S. Bank
    • Centene Corporation
    • Maritz
    • Change Healthcare
    • Stifel
    • Reinsurance Group of America (RGA)
    • bioMerieux
    • CareSource
    • CENTEGIX
    • Purina
    Data sourced from the agency's DesignRush profile

    Sketch Development Services Reviews & Testimonials

    • Monica
      Monica Review from Google
      5.0 ★

      Monica's Review Sourced from Google

      Amazing and talented people. I’ve worked for both client and agency side and can can say their partnership is amazing. They truly care about ongoing operations and not just ending it at a project level. Highly recommend! Message me if you want specifics.

    • John Andesilich
      John Andesilich Review from Google
      5.0 ★

      John Andesilich's Review Sourced from Google

      I own a marketing firm in Troy MO and I recently met with Calvin at Sketch Development Services to discuss a software development project I have been thinking about pursuing. He was very nice, easy to speak to and even though his field is a bit out of my knowledge base, he was able to explain things in a way that made perfect sense. I look forward to working with him and his team in the future and recommend anyone looking for a software or app development company to give them a try.

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    4.8 4.8 (8)

  • Directio

    We Code Success

    Directio is a global tech partner that brings together people, processes, and technology to code successnot just by building software, but by solving todays challenges and preparing businesses for whats next. With a unique blend of consulting, tailored development, and flexible collaboration models, we...

    Top Services:

    • Software Development
    • Software Testing
    • DevOps Consulting
    • IT Services
    • IT Compliance Solution
    • Show more
    Location
    Warsaw, Poland
    Number of Employees
    100 - 249
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $50,000 & Up

    Directio Services

    • Software Development
    • Software Testing
    • DevOps Consulting
    • IT Services
    • IT Compliance Solution
    • Cloud Consulting
    • Staff Augmentation
    • Managed Services
    • CRM Consulting
    • ERP Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Tacton
    • Coty
    • UCC Coffee
    • Exensor
    • Webropol
    Data sourced from the agency's DesignRush profile

    Directio Reviews & Testimonials

    • Joanna Cinkusz
      Joanna Cinkusz Review from Google
      5.0 ★

      Joanna Cinkusz's Review Sourced from Google

      Direct Communication provides excellent opportunities to work with clients in the international team, supporting a strong and professional work culture

    • MichaĹ‚ Krukowski
      Michał Krukowski Review from Google
      5.0 ★

      Michał Krukowski's Review Sourced from Google

      As an Employee I am amazed how good my life became since I joined that company

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    5.0 5.0 (31)

  • KIS Solutions

    Tech too complex? We keep it simple.

    IT teams and business leaders are often at odds. This is in large part because technologists focus on technology rather than the underlying business issue. This company was founded to bridge that gap and to allow business owners the ability to fully leverage their tech stack. We offer near shore resources...

    Top Services:

    • Managed Services
    • IT Services
    • DevOps Consulting
    • Staff Augmentation
    • AI Development
    • Show more
    Location
    Bellingham, Washington
    Number of Employees
    100 - 249
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $50,000 & Up

    KIS Solutions Services

    • Managed Services
    • IT Services
    • DevOps Consulting
    • Staff Augmentation
    • AI Development
    • Software Development
    • Software Testing
    • CRM Consulting
    • Big Data Analytics
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • The After Auction
    • Unilever
    • Spaces
    • Plenum
    Data sourced from the agency's DesignRush profile
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  • Margins

    Enabling companies to adapt and scale AI.

    AI enablement and custom AI development company helping enterprises and mid-market leaders adopt, scale, and succeed with AI - faster, safer, and smarter. We simplify the complexity of enterprise AI by guiding organizations from strategy to deployment, combining consulting, custom development, and proven AI...

    Top Services:

    • Product Design
    • UI/UX Design
    • AI Development
    • IoT
    • Software Development
    • Show more
    Location
    Zagreb, Croatia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up

    Margins Services

    • Product Design
    • UI/UX Design
    • AI Development
    • IoT
    • Software Development
    • Software Testing
    • Mobile App Development
    • Design Services
    • DevOps Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • John Hopkins University
    • Mars
    • Croatian Medical Chamber
    Data sourced from the agency's DesignRush profile

    Margins Reviews & Testimonials

    • Marko Bajlo
      Marko Bajlo Review from Google
      5.0 ★

      Marko Bajlo's Review Sourced from Google

      I’ve got a chance to cooperate with agency, very professional and problem solving oriented team!

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Everything you need to know before hiring a software testing company

How can a software testing agency help my business?

A software testing agency can help you maintain good product quality, usability, security, and functionality, which builds customer trust in the long-term.

Research shows that dedicated QA services result in 22% less time spent on remediation and unplanned work.

By reclaiming this lost time, you can reallocate 29% more of your internal resources toward building new features.

The technical advantages are also substantial: having a software testing company on board often results in 2,555 times faster lead times and 200x more frequent deployment.

In addition, having a continuous testing infrastructure in place will allow you to recover from failures 24x faster, which subsequently will yield higher availability for your end users.

From a commercial standpoint, software testing companies prevent the technical friction that causes 67% of customers to abandon an application due to poor performance.

While some customer churn is inevitable due to external factors like user busyness or changing preferences, professional testing will make sure that technical instability is never the cause.

In essence, a software testing agency can provide the validation required to scale your product reliably.

How can I measure return on investment (ROI) in test automation?

In addition to risk mitigation, test automation ROI measures the time saved by automated execution compared to the manual effort required for the same tests. The value can be further determined based on the following:

  • Direct cost reduction: By quantifying the reduction in manual testing hours, organizations see a drastic drop in per-test costs. Automation enables faster release cycles and optimizes resource usage.
  • Risk reduction: Beyond simple bug-hunting, this refers to the business impact of prevented production defects. Higher test coverage automation catches security vulnerabilities and customer experience failures before the software gets launched, subsequently saving the brand from costly remediations and reputational damage.
  • Revenue acceleration: By deploying features faster, companies can realize revenue sooner and improve customer satisfaction through rapid iterations.
  • Team productivity: When considered as an investment, automation testing facilitates better resource allocation, allowing skilled engineers to focus on innovation rather than repetitive tasks, which improves overall team productivity and agility.

What should I consider before hiring software testing firms?

Before hiring software testing firms, discuss their expertise in both manual and automation tools, assess their reputation via references, evaluate culture fit, and determine compatibility with your time zone.

Here are some key considerations:

  1. Technical expertise
    Confirm the firm has experience with your technology stack and specializes in necessary testing types.
  2. Industry experience
    Choose firms with a proven track record in your vertical to make sure you’ll be working with people who understand the relevant regulatory standards and typical user behaviors across the niche.
  3. Communication
    Discuss the frequency of the updates you will receive. Preferably, choose a software testing company that operates within your time zone to avoid delays.
  4. Reputation
    Request case studies and speak directly with past clients to verify their reliability and quality of work.
  5. Security
    Inquire about their data security measures, especially if handling sensitive information, and check for relevant certifications (e.g., ISO, ISTQB).

How can I find a specialist on DesignRush that fits my budget?

To help you find software testing companies that are within your spending expectations, we have prepared a list of providers across different price points:

High budget: $50,000+
  • Kodevent
  • Azumo
  • QOLOS
  • BairesDev
  • itCraft

Low budget: $25,000 to $50,000
  • Alty
  • Geomotiv
  • Techforce Global
  • Shinetech Software
  • Vention

Beyond budget, our directory allows you to narrow down agencies by hourly rate, location, service type, team size, reviews, and more.

What questions should I ask software testing companies before signing a contract?

Before signing a contract with a software testing company, ask some of the following question to make sure the candidate is a good fit for the project:

Relevant Background

  1. How long have you been in business?
  2. What types of testing do you specialize in?
  3. Have you worked on projects similar to mine before?
  4. What certifications do your software testers have?

Services and Processes

  1. Which tools and frameworks do you use for manual and automated testing?
  2. How do you report bugs and track progress during the project?
  3. What is included in your pricing, and are there any extra costs?
  4. Do you provide QA on a retainer basis?

Related to Your Project

  1. Who will be our main point of contact?
  2. How frequently will we receive updates?
  3. How much will our team be involved in the process?
  4. What will you need from us before starting the tests?

Why People Trust DesignRush

Rated 4.8 on Google and 4.7 on Trustpilot, DesignRush Agency Directory is a reliable resource for finding software testing companies. We owe this to our executive selection team, which follows a strict screening process when featuring agencies on the platform, assessing key performance indicators, like portfolio, client reviews, and industry reputation.

DesignRush rating logos on Trustpilot and Google

Learn more about DesignRush Agency Ranking Methodology. 

Sources

DesignRush sustains a directory of over 30,000 agencies categorized by service category, location, expertise, and reviews. We build our database in two ways:

  • Our dedicated team of agency experts actively searches the web for top-performing companies. We then pull information from their websites, online presence, and client testimonials to verify their status and qualifications prior to listing.
  • The agencies listed get notified of their profiles on the website and they can choose to claim it or not, which suggests their availability for more collaborations.

Agencies can also reach out to DesignRush and must go through the verification process prior to being listed.

Frequently Asked Questions About Software Testing Companies

What services do software testing firms provide?

Software testing companies provide different testing services to identify errors, security risks, performance issues, and how the software behaves in real-life situations and across devices. As part of their software testing service, they also check if each feature works as expected, fix bugs, make improvements, and make sure new software development updates don’t break existing functions, so the software quality remains stable. 

Core services include: 

  • Functional testing  
  • Performance testing  
  • Security testing  
  • Usability testing  
  • Regression testing   
  • Automation testing  
  • Accessibility testing    
  • Mobile app testing  
  • API testing  
  • Compatibility testing across devices/browsers  
  • Compliance testing  
  • Testing with artificial intelligence (AI) tools
  • QA audit 

How much do software testing services cost?

Hourly rates for QA testing range from $25 to $200+. The final cost is determined based on the size of the software or application, its complexity, required testing type, tech stack (custom-built and older legacy systems cost more), and niche.  

The rate will also depend on the seniority of the software tester. Across the United States, junior quality assurance (QA) tester may charge $70 to $110 per hour, while the rate for a senior QA mentor and automation engineer can range from $130 to $200 per hour.   

Special software testing services such as QA audit goes from $5,000 to $25,000. 

How can businesses know what type of software testing do they need?

Businesses can determine what type of testing solutions they need based on the potential impact of failures and the likelihood of defects. Namely, if they encounter:  

  • Core functionality issues: Use functional testing to verify features work as expected 
  • Unstable code or new features: Use unit testing for individual components and integration testing for modules working together 
  • Poor system stability after updates: Seek regression testing to make sure new changes didn't break existing features 
  • Performance and load issues: Use performance and load testing to evaluate speed and scalability 
  • Security issues: Security and penetration testing are commonly used across apps handling sensitive user data 
  • Hard-to-navigate user experience (UX): Pursue usability testing to determine how intuitive the application is for end users 
  • Low compatibility across devices: Compatibility testing can evaluate how good the app works on different browsers, devices, and OS versions 

There is also the option to choose between manual and automated testing.  

Is automated testing more expensive than manual testing?

As an investment, automated testing is pricier than manual testing but offers a lower cost-per-test over time as it can run the same scripts repeatedly, without human intervention. Conversely, manual testing entails lower upfront fee, but its cost grows linearly as the project grows, as every test cycle requires paid hours from QA testers.  

So, for short-term projects or ones with shifting requirements, manual testing is considered a more economical option, whereas for maintenance and regression cycles, automated testing grants better return on investment. 

The main distinction between these methodologies is that manual testing relies on human observation and interaction to identify defects, whereas automated testing uses software scripts to compare outcomes against predicted results.  

Manual testing is best suited for exploratory testing, usability assessments, ad-hoc bug hunting, and minor hotfix verifications where script development would be inefficient. Automated testing, on the other hand, is primarily used for regression testing to make sure the new code does not break existing features. 

How do businesses measure the effectiveness of software testing?

The effectiveness of the software testing is measured via: 

  • Code coverage: The percentage of the code that has been tested 
  • Defect density: The number of defects found per unit of code 
  • Test case effectiveness: The percentage of test cases that identify defects; helps prune redundant and ineffective tests 
  • Time to detect and fix defects: The time it takes to identify and fix software defects and software bugs 
  • Defect leakage: The number of bugs that "escaped" to production versus those caught during the testing phase  

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