Our directory is designed to help you find the right software testing company in the USA, based on five ranking criteria, expert review, and 1,300 verified client reviews.

Discover the Best Software Testing Companies in the US

8 Companies - Rankings updated: September 06, 2026

DesignRush evaluates software testing agencies for QA expertise, testing processes, and verified client reviews to support confident decision-making. Some placements may be paid partnerships.

United States × Luxury × Sort by: Number of Reviews × Clear Filters
  • We Maximize Your ROI, Trusted by 1000+ Clients ️

    With over 9+ years of experience and 1000+ happy clients, we commit ourselves to your growth. Our team of 85+ of digital marketing experts has delivered: 1. 493.37% Increase In Conversions 2. 140.91% Increase In Purchases 3. 702.60% Increase In Conversion Value 4. 180.50% Increase In New Users...

    Top Services:

    • Digital Marketing
    • Public Relations
    • IT Services
    • UI/UX Design
    • Software Testing
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    32 Projects Listed

    Webspero Solutions Services

    • Digital Marketing
    • Public Relations
    • IT Services
    • UI/UX Design
    • Software Testing
    • eCommerce Development
    • Web Development
    • Blockchain
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Media.Net
    • BYJUS
    • Better Help
    • Betway
    • Modelchic
    • Couture Candy
    • Tiny Hearts Education
    • Dragon bicycles
    • Italian Food Online
    • Keababies
    Data sourced from the agency's DesignRush profile

    Webspero Solutions Reviews & Testimonials

    • Trent Rossini
      Trent Rossini CEO at inQuba
      5.0

      UI/UX Design Review from Trent Rossini

      Exhibiting unmatched development and design skills, WebSpero Solutions successfully created functional websites for us. Their team's work quality and effective communication stood out in our partnership. They were responsive, communicative, and dedicated.

    • Bishoy Messih
      Bishoy Messih President at Nabster Solutions
      5.0

      Digital Marketing Review from Bishoy Messih

      I had the pleasure of working with Webspero for my social media advertising needs, and I must say they exceeded my expectations. Their team was professional, creative, and highly responsive throughout the entire process. They delivered on their promises and helped boost my social media presence significantly. I would highly recommend Webspero to anyone looking for top-notch marketing services.

    • Yoko Garg 🏠✨ Serviced Accommodation / Company Let Provider
      Yoko Garg 🏠✨ Serviced Accommodation / Company Let Provider Director at Your Lettings Peterborough Ltd
      5.0

      SEO Review from Yoko Garg 🏠✨ Serviced Accommodation / Company Let Provider

      Webspero is an exceptional SEO company that provided personalized, effective strategies to boost my website's ranking and organic traffic. Their transparent, dedicated team genuinely cares about your success. Highly recommended!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Commerce Engineering for Complex B2B Systems

    Commerce engineering for complex B2B systems. ERP, PIM, CRM, OMS and WMS integrations, risk-managed replatforming, and B2B commerce development for manufacturers, distributors and enterprise teams. Adobe Commerce Silver, Shopify Strategic Partner, SFCC, BigCommerce. Founded in 2009...

    Top Services:

    • eCommerce Development
    • Web Development
    • Mobile App Development
    • Software Testing
    • Cloud Consulting
    • Show more
    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    20 Projects Listed

    Elogic Commerce Services

    • eCommerce Development
    • Web Development
    • Mobile App Development
    • Software Testing
    • Cloud Consulting
    • Digital Services
    • UI/UX Design
    • Web Design
    • eCommerce
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • TurcomUSA
    • Bauwerk Colour
    • Watches of Mayfair
    • Millenium
    • Dampfi
    • Amsale
    • Mount-it
    • Marimekko
    • DiggEcard
    • Modest Maillot
    Data sourced from the agency's DesignRush profile

    Elogic Commerce Reviews & Testimonials

    • Hanna Dobromyl
      Hanna Dobromyl Technology Partnerships Lead at Akurateco
      5.0

      eCommerce Review from Hanna Dobromyl

      We brought Elogic in as an extension of our engineering team to help Akurateco scale integrations across Shopify Plus, Adobe Commerce, and custom commerce environments for enterprise merchants. Their senior engineers integrated smoothly into our workflows, covering integration development, platform customization, and technical consulting - with communication that stayed transparent, disciplined, and proactive throughout, from status updates to flagging risks early. Elogic's strength showed most in complex B2B commerce - account structures, merchant-specific configurations, and enterprise buying requirements - and in integrating our stack with ERP, CRM, PIM, and other backend systems. When priorities shifted, they adapted without friction, and for an engagement of this scope, the value was clear: their process lowered hiring risk and let us scale delivery without building that capacity in-house. The impact has been measurable: integration delivery accelerated by roughly 3040%, delivery capacity grew by about 50%, and we've been able to support enterprise merchant requirements faster without expanding headcount. This is an ongoing partnership, and Elogic continues to be a reliable technology partner as we scale.

    • Anna Korobkyna
      Anna Korobkyna Business Development Manager at Protectimus Limited
      5.0

      B2B Review from Anna Korobkyna

      Elogic helped us build and improve the digital experience around our enterprise cybersecurity platform, focusing on customer-facing workflows and a more scalable way for enterprise customers to manage their accounts and services. As our enterprise customer base grew, many processes still required manual involvement from our internal teams, which became difficult to scale. We needed a partner who could understand our business processes and help us build a more efficient and maintainable solution. Elogic supported us with customer portal development, account management workflows, API integrations with our existing systems, backend and frontend development, QA, and ongoing technical improvements. What stood out was their ability to understand the complexity of enterprise requirements and think beyond individual tasks. They focused not only on delivering functionality but also on creating solutions that could support future growth. Communication was clear and proactive throughout the engagement. The team adapted well as priorities evolved and worked closely with us to keep everything aligned. The result has been reduced manual effort in customer workflows, a stronger foundation for scaling enterprise operations, and more time for our internal team to focus on advancing our core security platform. This is an ongoing partnership, and I would recommend Elogic to B2B software companies looking for a technology partner to build scalable customer-facing platforms and complex integrations.

    • Julia Klotsko
      Julia Klotsko Head of Marketing at Panem Agency
      5.0

      eCommerce Development Review from Julia Klotsko

      We brought Elogic in to build a Shopify store from scratch for one of our clients - a project that required not just a clean storefront but deep integrations with NetSuite for ERP and Brightpearl for order management, alongside our full marketing stack. That combination of storefront and backend complexity is exactly where a lot of agencies fall short. Elogic handled it without missing a beat. The discovery phase was thorough - they mapped every integration touchpoint before writing a line of code, which eliminated the kind of mid-build misalignments that usually cost real time and money to fix. Both workstreams ran in parallel and came together cleanly at launch. The results were tangible: over 120 pre-orders in the first two weeks, 40% above target; order processing errors dropped by roughly 70% after Brightpearl automation replaced manual handling; inventory discrepancies between the storefront and NetSuite went to zero; and paid media ROAS improved by 25% in the first month simply because attribution was finally accurate. Project management was disciplined and transparent throughout - we always knew where things stood, and when requirements shifted mid-build, the team adapted without friction. After launch they stayed actively involved, optimising performance and flagging issues proactively rather than waiting to be asked. For a project of this complexity, Elogic delivered strong value for money. I would recommend them to any agency or business dealing with backend system complexity alongside a storefront build - that's where they genuinely stand out.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Leading AI-Powered Software Development Agency.

    Zignuts Technolab is a top-rated Web and On-demand Mobile App development company in the USA, Germany, and India. We strive to excel in the invention and development of the industry’s most advanced technologies. We will help you to make your digital dreams in on your hand...

    Top Services:

    • Software Development
    • Web Design
    • Web Development
    • AI Development
    • Mobile App Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Portfolios Count
    1 Project Listed

    Zignuts Technolab Services

    • Software Development
    • Web Design
    • Web Development
    • AI Development
    • Mobile App Development
    • Blockchain
    • eCommerce Development
    • Staff Augmentation
    • Software Testing
    • Digital Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • New2App
    • Glasgow Maritime
    • Co-Tasker
    Data sourced from the agency's DesignRush profile

    Zignuts Technolab Reviews & Testimonials

    • Payam R. Monfared, Ing.
      Payam R. Monfared, Ing. Founder / PM at Servite Software
      5.0

      Mobile App Development Review from Payam R. Monfared, Ing.

      I had the pleasure of working with Chtan and his team, along with Nirav from Zignuts, on a Figma design project, and I must say, the experience was exceptional. Their communication skills and attention to detail stood out from the very beginning. They took the time to thoroughly understand our requirements, ensuring every aspect of the design was aligned with our vision. The collaboration was seamless, with daily updates and real-time development that kept the project on track and allowed for immediate feedback and adjustments. Additionally, the performance-to-price ratio was impressive. They delivered high-quality designs that were both innovative and functional, all while staying within, budget rare combination in today's market. Overall, I highly recommend Chetan, Nirav, and their team for any design project. Their professionalism, efficiency, and dedication to excellence make them a trusted partner for creative and development work.

    • Maha El Badaoui
      Maha El Badaoui Project Manager at Capago
      5.0

      Web Design Review from Maha El Badaoui

      Great work and collaboration with Zignuts, the team was very responsive and always available. They were very professional but also very nice. I very much liked and appreciated working with them, would definitely recommend.

    • Philipp Luder
      Philipp Luder Founder at Panera Tec AG
      5.0

      Web Design Review from Philipp Luder

      I had the pleasure to work with Chetan from Zignuts a couple of times. He and his team always produce great results in a very short timeperiod with outstanding quality. I can only recomend working with them!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Transforming businesses through AI Automation Services.

    CodeAutomation is an Award-Wining AI Development Company based Naperville, IL...

    Top Services:

    • AI Development
    • Web Development
    • Digital Services
    • eCommerce Development
    • Software Testing
    • Show more
    Location
    Naperville, Illinois
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000

    Codeautomation Services

    • AI Development
    • Web Development
    • Digital Services
    • eCommerce Development
    • Software Testing
    • Mobile App Development
    • Software Development
    • Digital Marketing
    • SEO
    • PPC
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Bubblehouse - E Commerce
    • Vested Finance - Trading
    • Tracely - Location Tracking App
    Data sourced from the agency's DesignRush profile

    Codeautomation Reviews & Testimonials

    • Stuart Davies
      Stuart Davies Chief Executive Officer at ORPC
      5.0

      AI Development Review from Stuart Davies

      Main objective is to integrate Google services (spreadsheet) for lead tracking and develop API integration with Twilio for advanced calling services and monitoring.

    • Lisa Tapert
      Lisa Tapert CEO at Tapert Group, LLC
      5.0

      AI Development Review from Lisa Tapert

      Our service launched, meeting SLAs/KPIs set out by us and our client: uptime, time to process new schedules, ability for tutors to find and book lessons, fill rate of those lessons for tutors.

    • Mark Coffey
      Mark Coffey CEO at Futuredontics
      5.0

      AI Development Review from Mark Coffey

      We were able to get our applications tested and figured out any issues or bugs in the applications to be fixed by our development team. They did a great job in testing all of the parts of the application to make sure all of the basis were covered in terms of Application Testing.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Trusted by Global Enterprises

    At Briskstar Technologies, we have 6+years of experience in core development which makes valuable additions to help clients to grow their business. We have an experienced team of developers based out in India who can assist clients remotely as per their time zone with a weekly reporting structure...

    Top Services:

    • Web Development
    • eCommerce Development
    • UI/UX Design
    • Software Testing
    • AI Development
    • Show more
    Location
    Torrance, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000

    Briskstar Technologies Services

    • Web Development
    • eCommerce Development
    • UI/UX Design
    • Software Testing
    • AI Development
    • Mobile App Development
    • Web Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Magestic Asset Management Inc
    • B-Roll
    • Xenatus Global
    Data sourced from the agency's DesignRush profile

    Briskstar Technologies Reviews & Testimonials

    • Yogesh Solanki
      Yogesh Solanki Review from Google
      5.0

      Yogesh Solanki's Review Sourced from Google

      Working at Briskstar has been a positive experience thanks to its supportive management, friendly team culture, and focus on excellence. The company values transparency, innovation, and continuous improvement, making it an enjoyable place to build a career.

    • Ekta Patel
      Ekta Patel Review from Google
      5.0

      Ekta Patel's Review Sourced from Google

      Excellent service and professional team. They delivered the project on time with great quality and provided quick support whenever needed. Highly recommended for reliable IT solutions.

    • Dhwani Shah
      Dhwani Shah Review from Google
      5.0

      Dhwani Shah's Review Sourced from Google

      Excellent AI and IT services! The team is very professional and delivers high-quality work on time. Their AI solutions are smart, fast, and very helpful for business growth. IT support and development work are also very impressive. Communication is smooth and they understand client requirements perfectly. Highly recommended for anyone looking for reliable AI and IT services.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • We create beautiful lead generating websites.

    We design, create and customize websites to fit your individual business needs. Our websites provide a substantial first impression to suit both your and your business’ personality and identity...

    Top Services:

    • Web Design
    • WordPress Website Design
    • UI/UX Design
    • eCommerce Development
    • Web Development
    • Show more
    Location
    Wauwatosa, Wisconsin
    Number of Employees
    50 - 99
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    10 Projects Listed

    Milwaukee Web Design® Services

    • Web Design
    • WordPress Website Design
    • UI/UX Design
    • eCommerce Development
    • Web Development
    • Digital Marketing
    • SEO
    • Software Testing
    • Branding
    • Digital Strategy
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Resolute Systems
    • DACIS
    • MIR - Spirometry
    • Edgerton
    • Energy Systems
    • WTA - Wisconsin Technology Association
    • Midwest Drilled Foundations & Engineering, Inc.
    • Conflex Packaging, Inc.
    • MSP Real Estate, Inc.
    • Stonecast Products, Inc.
    Data sourced from the agency's DesignRush profile

    Milwaukee Web Design® Reviews & Testimonials

    • Loshniv Nazar
      Loshniv Nazar Review from Google
      5.0

      Loshniv Nazar's Review Sourced from Google

      Milwaukee Web Design has been a fantastic partner! They really listen to what you need and create websites that look great and work perfectly. They’re quick to respond, pay attention to details, and make the whole process easy. If you need a new website or want to improve your current one, I highly recommend them!

    • Nazar Loshniv
      Nazar Loshniv Review from Google
      5.0

      Nazar Loshniv's Review Sourced from Google

      Milwaukee Web Design has been a fantastic partner! They really listen to what you need and create websites that look great and work perfectly. They’re quick to respond, pay attention to details, and make the whole process easy. If you need a new website or want to improve your current one, I highly recommend them!

    • Beachcomber Salon (Beachcomber Salon)
      Beachcomber Salon (Beachcomber Salon) Review from Google
      5.0

      Beachcomber Salon (Beachcomber Salon)'s Review Sourced from Google

      Milwaukee Web Design and Brian were awesome to work with. Beachcomber Salon has been long-term clients and we have continued to love working with them. Brian made the whole process easy. We were always kept in the loop, they were quick to respond and follow up and explained things clearly. The website they built looks great, exactly the type of rebranding we were looking for. I really felt like they cared about getting it right and always made sure we liked what we were seeing throughout the process. A great team all around, professional, friendly, and really good at what they do. I’d work with them again in a heartbeat!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Inverted Software is an enterprise software development and publishing boutique firm.

    Optimizing, managing and securing mission-critical IT services for the enterprise, we work closely with our customers to provide software solutions in a wide area of industries...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • Mobile App Development
    • Software Development
    • Show more
    Location
    Las Vegas, Nevada
    Number of Employees
    100 - 249
    Portfolios Count
    1 Project Listed

    Inverted Software Services

    • Web Design
    • eCommerce Development
    • Web Development
    • Mobile App Development
    • Software Development
    • Software Testing
    • Big Data Analytics
    • AI Development
    • Cloud Consulting
    • Cybersecurity
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • IT Industry
    • Standard Technology
    • Digital Industry
    Data sourced from the agency's DesignRush profile
  • Debut Infotech

    Verified Verified by the DesignRush team for authenticity and credibility.

    AI-Powered Innovation, Delivered

    Debut Infotech is a leader in advanced technological solutions, specializing in AI, Blockchain, Smart Contracts, IoT, and mobile and web development...

    Top Services:

    • AI Development
    • Web Development
    • Blockchain
    • Mobile App Development
    • Software Development
    • Show more
    Location
    Springfield, Illinois
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    17 Projects Listed

    Debut Infotech Services

    • AI Development
    • Web Development
    • Blockchain
    • Mobile App Development
    • Software Development
    • Software Testing
    • Cloud Consulting
    • Business Consulting
    • IT Services
    • Wearables
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Nordic Strong
    • WellPoP
    • Aithentic
    • NDAX
    • PRC Coin
    • P2B
    • Best Western
    • Unique School
    • Integra Ledger
    • Friendspire
    Data sourced from the agency's DesignRush profile

    Debut Infotech Reviews & Testimonials

    • James Carter
      James Carter Review from Google
      5.0

      James Carter's Review Sourced from Google

      Our company aimed to launch a trading platform but struggled with security planning and system performance. Debut Infotech supported us with crypto exchange development services using Node.js, blockchain integration, and secure wallet APIs. Their solution helped us deploy a stable exchange environment with improved transaction handling.

    • Andrew Ethan R.
      Andrew Ethan R. Review from Google
      5.0

      Andrew Ethan R.'s Review Sourced from Google

      Debut Infotech efficiently addressed the performance and scalability challenges in our mobile app. They quickly diagnosed the issues and delivered a stable solution using up-to-date development tools. The project was completed on time with clear communication throughout.

    • Blunt David
      Blunt David Review from Google
      5.0

      Blunt David's Review Sourced from Google

      I had the pleasure of working with Debut Infotech for DeFi development, and I am extremely satisfied with their expertise and service. Their team utilized a comprehensive suite of tools, including smart contract generators, DeFi protocol integrators, and liquidity pool management tools, all of which streamlined the development process. They not only helped us build secure and scalable decentralized finance solutions, but also provided automated yield farming and staking platforms that significantly boosted user engagement. Their focus on security, with built-in auditing tools, gave me confidence throughout the project. I highly recommend Debut Infotech to anyone looking for reliable, efficient, and innovative DeFi development.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews

FAQs for Software Testing Companies

What services does a software testing company provide for your business in the United States?

They provide a comprehensive range of services designed to validate and improve software quality through systematic evaluation and advanced tooling. 

Core testing services include: 

  • Quality assurance and testing strategy: Audits software and defines testing scope, priorities, coverage, approach, and reporting. 
  • Functional testing: Verifies that software features work according to specified business and functional requirements. 
  • Regression testing: Detects unintended issues introduced by system changes and releases.  
  • Performance and load testing: Measures the application’s reliability and responsiveness during peak usage. 
  • Security testing: Identifies and resolves security vulnerabilities and tests against compliance and governance requirements. 
  • Usability testing: Assesses user experience, interface intuitiveness, and overall accessibility of the solution. 
  • Integration and API testing: Validates how different system components and third-party services work together. 

In addition to these services, software testing companies implement a mix of manual (often for exploratory and user experience-focused scenarios) and automated (repeatable checks throughout the development cycle for speed and consistency) testing models.  

How much does software testing cost?

Software testing costs about 15%-25% of the development costs or 23% of the IT budget. In terms of hourly rates, US software testing companies charge an average of $100-$250 per hour, with more complex systems or specialized tests going beyond $300/hour. 

The final rate will depend on solution complexity, testing coverage, quality requirements, project timeline, and current technical debt. 

Here’s how much software testing costs as a percentage of the software development budget: 

  • Critical systems and highly regulated industries: 40%-50% 
  • Enterprise applications: 25%-35% 
  • Consumer-facing applications: 15%-25% 
  • Mobile applications: 20%-30% 

In practice, basic one-time testing projects, such as a website penetration test, cost approximately $5,000-$10,000.  

On the other hand, continuously evolving software solutions that require regular comprehensive testing can fetch between $20,000 and $70,000+ per month. 

Are there any additional costs to consider when working with US software testing agencies?

Beyond project scope, complexity, and timeline, these are additional costs to consider when working with software testing agencies in the USA: 

  • Tooling and platform fees: Software license or subscription fees for device farms, performance testing platforms, and security scanning tools may be billed separately from the company’s overall rates. 
  • Device/browser lab coverage: For tests that require broad compatibility coverage, costs can increase based on access to real devices, operating system versions, and browsers.  
  • Scope growth: New testing requirements, additional integrations, new platforms (mobile/web), or expanding acceptance criteria often require a change order. 
  • Additional test cycles: Extra rounds of re-testing and regression tests beyond what’s defined in the service level agreement (SLA) incur additional costs. 
  • Defect remediation effort: Fixing defects is often outside the testing scope and is billed as an additional engineering or development fee. 
  • Compliance and security deliverables: If you require additional formal evidence (e.g., audit artefacts and traceability) or expanded security testing, expect incremental charges. 

How long does software testing usually take?

On average, software testing takes around 20%-40% of the total software development time. However, the final timeline will depend on infrastructure complexity, test scope and methodology, and quality requirements. 

Here’s an approximate software testing timeframe based on the typical software project schedules: 

  Full Release Schedule  Software Testing Timeframe

Small software builds 
(e.g., Landing platforms)

12-24 weeks 2-4 weeks
Mid-sized builds 
(e.g., Fully customized mobile apps)
16-40 weeks 3-4 months
Large builds
(e.g., Multi-module platforms)
36-144 weeks 6-12 months

 Notably, software testing is often integrated into the software development lifecycle (SDLC). As such, it’s common to see QA and testing done in 1-2-week sprints rather than a separate stage altogether. 

What industries do US software testing firms typically work with?

US software testing providers work with a wide range of industries, as all digital solutions need to be tested in some capacity. However, these are the sectors that quality assurance (QA) and testing experts work in based on the State of Testing Report 2025

  • Tech: 35.2% 
  • Finance and insurance: 16.9% 
  • Others: 12.7% 
  • Healthcare: 10.9% 
  • Business and information: 4.5% 
  • Retail: 4.1% 
  • Marketing: 3.7% 
  • Transportation: 3% 
  • Government: 3% 
  • Gaming: 2.6% 
  • Education: 1.9% 

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