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
14 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.
We are a small boutique agency dedicated to medical, technical, fintech, IT and automotive translation, localization and quality assurance services...
Top Services:
Translation Services
Business Consulting
Software Testing
eCommerce
Web Development
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Location
Athens, Greece
Number of Employees
Under 49
Average Hourly Rate
$1/hr
Minimal Budget
Under $1,000
MTLT Services
Translation Services
Business Consulting
Software Testing
eCommerce
Web Development
UI/UX Design
Digital Services
Video Production
AI Development
Graphic Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Meta
United Language Group
Little Onion Design
Binance
Data sourced from the agency's DesignRush profile
MTLT Reviews & Testimonials
Helena Kotoula, she/her/hers
Translator at Eleni Kotoula translation and interpretating services
5.0★
Translation Services Review from Helena Kotoula, she/her/hers
MLTI is an outstanding choice for high-quality translation services. Their accuracy and professional approach truly stand out, ensuring that every project is delivered with utmost precision and reliability.
Their pricing is competitive, offering excellent value for money without compromising quality. Additionally, their speed and adherence to deadlines are remarkable, making them a trusted partner for time-sensitive projects.
I highly recommend MLTI for anyone seeking dependable and efficient translation services. Their commitment to excellence is evident in every aspect of their work.
Elissavet Botsaki, BA, MA, Greek Localization Specialist
Linguist at Welocalize
My collaboration with Popie and the MTLT team overall has been an exciting and professional one since day one when we started the project. Although our demands were high and the timeframe very tight, the team managed to exceed our expectations with their professionalism and the execution of their structured plan. It is quite impressive to see that, in uncertain times like ours, there are still professionals who don't sacrifice quality.
Georgina Razack
Co-Founder at Little Onion Design
5.0★
Website Translation Review from Georgina Razack
I couldnt be more impressed with the translation services provided by MTLT. Their professionalism, attention to detail, and seamless communication made the entire process smooth and efficient. They not only delivered high-quality translations but also worked collaboratively with us to ensure the tone and message of our website remained consistent across languages. The teams expertise and commitment to excellence were evident throughout, and I highly recommend them for any translation needs!
Reviews verified by DesignRush and sourced from the agency's profile
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AwsQuality is a technology consulting company helping businesses design, build, and scale reliable digital solutions. We work across Salesforce, AI, Cloud, DevOps, Mobile, and Web delivering measurable outcomes through engineering quality, transparency, and long-term partnership...
Top Services:
Web Design
Web Development
Mobile App Development
AI Development
Software Development
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Location
Ruston, Louisiana
Number of Employees
50 - 99
Minimal Budget
Under $1,000
AwsQuality Services
Web Design
Web Development
Mobile App Development
AI Development
Software Development
CRM Consulting
DevOps Consulting
Cloud Consulting
Software Testing
Blockchain
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Estopia is a founder-led website design and development studio based in Scotland, helping businesses create modern, trust-focused websites that clearly communicate their value and generate enquiries. The studio combines strategy, messaging, design, development, and ongoing support under one senior team to...
Top Services:
Web Design
Web Development
UI/UX Design
Mobile App Development
Software Development
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Location
Cowdenbeath, United Kingdom
Number of Employees
Under 49
Average Hourly Rate
$85/hr
Minimal Budget
Under $1,000
Estopia Engineering Ltd. Services
Web Design
Web Development
UI/UX Design
Mobile App Development
Software Development
Graphic Design
Branding
Product Design
Digital Services
Software Testing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Embedded Engineering Solutions is a small efficient team of senior engineers specializing in firmware, embedded systems, hardware and software development. You work directly with egineers to bring your product idea to life without unnecessary costs and delays...
Top Services:
Software Development
IoT
AI Development
Wearables
Software Testing
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Location
Tempe, Arizona
Number of Employees
Under 49
Average Hourly Rate
$165/hr
Minimal Budget
Under $1,000
Embedded Engineering Solutions Services
Software Development
IoT
AI Development
Wearables
Software Testing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Averiq Solutions is an integrated design and engineering studio architecting digital and physical continuity for the global enterprise. We address the friction between generic, off-the-shelf software and mission-critical reality. We modernize legacy environments via three modular workstreams: Physical...
Top Services:
Web Development
WordPress Website Design
eCommerce Development
IoT
Software Testing
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Location
New Delhi, India
Number of Employees
Under 49
Average Hourly Rate
$20/hr
Minimal Budget
Under $1,000
Portfolios Count
8 Projects Listed
Averiq Solutions Services
Web Development
WordPress Website Design
eCommerce Development
IoT
Software Testing
Mobile App Development
Software Development
ERP Consulting
IT Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Dev Loader is a founder-led Laravel development studio operated by Dev Loader, LLC, a US-registered company in Washington, DC. We rescue stalled Laravel SaaS applications, upgrade legacy codebases, and build narrow SaaS MVPs. Core services: application takeover, Laravel version upgrades, performance...
Top Services:
Digital Services
Web Design
Web Development
eCommerce Development
Blockchain
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Location
Washington DC, Washington DC
Number of Employees
Under 49
Average Hourly Rate
$25/hr
Minimal Budget
Under $1,000
Portfolios Count
1 Project Listed
Dev Loader LLC Services
Digital Services
Web Design
Web Development
eCommerce Development
Blockchain
Software Development
Mobile App Development
AI Development
Software Testing
IT Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Etech All is a leading software development company specializing in creative web design and robust web development solutions. We help businesses build a powerful online presence through innovative, user-focused, and results-driven digital experiences. Our expert team delivers customized, high-quality...
Top Services:
Web Development
WordPress Website Design
Mobile App Development
Software Development
Software Testing
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Location
Miami, Florida
Number of Employees
Under 49
Average Hourly Rate
$50/hr
Minimal Budget
Under $1,000
Etech All Services
Web Development
WordPress Website Design
Mobile App Development
Software Development
Software Testing
IT Services
eCommerce Development
Web Design
Logo Design
Digital Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Website, Mobile App, Custom Built and Digital Marketing Services. Stellar Solutions is nearly a decade old, company specializes in providing professional, cost-effective offshore services to customers across the globe, helping them to achieve their strategic business goals through our technical ingeniousness...
Top Services:
Graphic Design
Digital Services
eCommerce Development
Web Development
Mobile App Development
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Location
Coimbatore, India
Number of Employees
Under 49
Average Hourly Rate
$3/hr
Minimal Budget
Under $1,000
Portfolios Count
3 Projects Listed
Stellar Solutions Services
Graphic Design
Digital Services
eCommerce Development
Web Development
Mobile App Development
Software Development
IT Services
IT Compliance Solution
Software Testing
Video Production
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Nanban Gulf
Tech Champion LLC
Sudha CPA
Klenvor
Edflix
True Connect
Orion RE Capital
Bee Little
Brunos Wild Essentials
Kasadara Technologies
Data sourced from the agency's DesignRush profile
Stellar Solutions Reviews & Testimonials
Selvi Rajendran
Review from Google
5.0★
Selvi Rajendran's Review Sourced from Google
Good environment to work, on date salary, friendly environment.Well experienced project manager and team lead
Reviews verified by DesignRush and sourced from the agency's profile
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Artificial Intelligence Solutions and Software Factory.
SOLUTECIA is an innovative company in the application of new technologies for the benefit of companies. We are experts in artificial intelligence, blockchain, telemedicine, teleworking platforms, and software factories...
Top Services:
Web Development
Web Design
WordPress Website Design
eCommerce Development
AI Development
Show more
Location
Medellín, Colombia
Number of Employees
Under 49
Average Hourly Rate
$30/hr
Minimal Budget
Under $1,000
Solutecia S.A.S. Services
Web Development
Web Design
WordPress Website Design
eCommerce Development
AI Development
Blockchain
Mobile App Development
Software Development
Software Testing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
ELEK+RIK
Asociacion Comunitaria de Rionegro Ascom
Comite Colombiano de la CIE
Comestibles Dan S.A.
CIDET
Uniremington Corporacion Universitaria
Catolica del Norte Fundacion Universitaria
Medellin Municipal Hall
Data sourced from the agency's DesignRush profile
Solutecia S.A.S. Reviews & Testimonials
Germán Decuadro
Review from Google
5.0★
Germán Decuadro's Review Sourced from Google
I am a human user, but in my brief research I fell in love with Solutecia... could you give me a sample and quote me the best possible?
Very grateful in advance, Greetings Atte. DR. G.C.W shamballa2222@gmail.com +59899665061 Montevideo, Uruguay.-
Catalina VALDERRAMA LONDOÑO
Review from Google
5.0★
Catalina VALDERRAMA LONDOÑO's Review Sourced from Google
Thank you Solutecia for your advice and support, they have been a fundamental part of my business!!!
Doris LondRued
Review from Google
5.0★
Doris LondRued's Review Sourced from Google
Solutecia made it possible for my hotel to enter the technological age in a simple and dynamic way.
MY COMPANY HAS SIGNIFICANTLY INCREASED ITS SALES AND ONLINE PRESENCE. I LOVE SOLUTESIA. THEY ALWAYS SOLVE MY PROBLEMS AND FIND THE RIGHT SOLUTIONS TO MY CONCERNS AS SOON AS POSSIBLE. THANK YOU, SOLUTESIA.
Reviews verified by DesignRush and sourced from the agency's profile
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Advik Software is #1 in providing email solutions to personal and professional users. Advik Software specializes in tools that help users backup, migrate, repair, recover, and convert email or data files. It is especially popular among users handling Outlook PST files and email account backups...
Top Services:
Mobile App Development
Software Development
Software Testing
IoT
Cybersecurity
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Location
Delhi, India
Number of Employees
Under 49
Average Hourly Rate
$50/hr
Minimal Budget
Under $1,000
Advik Software Services
Mobile App Development
Software Development
Software Testing
IoT
Cybersecurity
IT Services
IT Compliance Solution
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
PrimeQA Solutions delivers innovative software testing solutions tailored for global enterprises. We deliver innovative software testing solutions tailored for global enterprises. Our case studies highlight how we've aligned with our clients unique goals, turned obstacles into opportunities, and delivered...
Top Services:
Software Development
Software Testing
Location
Ahmedabad, India
Number of Employees
50 - 99
Average Hourly Rate
$25/hr
Minimal Budget
Under $1,000
PrimeQA Solutions Services
Software Development
Software Testing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Luna
Ecliption
Parcel
Redline13
I payout
Data sourced from the agency's DesignRush profile
PrimeQA Solutions Reviews & Testimonials
Maitri Nai
Review from Google
4.0★
Maitri Nai's Review Sourced from Google
Fantastic experience. They really know their stuff and have helped us a lot. We highly value their partnership.
PRIT DALSANIYA
Review from Google
4.0★
PRIT DALSANIYA's Review Sourced from Google
I can't praise them enough. The team is responsive, skilled, and ready to tackle any challenge. They really care about quality.
Dhruv Patel
Review from Google
4.0★
Dhruv Patel's Review Sourced from Google
They did an excellent job for our project. Their testing helped us launch a bug-free product. We’ll definitely use them again.
Reviews verified by DesignRush and sourced from the agency's profile
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Industry-Leading Digital Solutions with Proven Expertise.
Welcome to Avocado Tech, an award-winning web and app development company based in Mumbai, India. Our team of 30-50 professionals, including developers, designers, and QA engineers, is committed to making your project a success. We deliver high-quality web and app development results on time and within...
Top Services:
Graphic Design
Web Design
Web Development
eCommerce Development
Mobile App Development
Show more
Location
Mumbai, India
Number of Employees
Under 49
Average Hourly Rate
$5/hr
Minimal Budget
Under $1,000
Avocado Tech Services
Graphic Design
Web Design
Web Development
eCommerce Development
Mobile App Development
WordPress Website Design
Software Testing
CRM Consulting
Digital Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Ganesh Aarti
Tact Tik
City2Guide
Data sourced from the agency's DesignRush profile
Avocado Tech Reviews & Testimonials
Dave Armon
CEO at 3BL
5.0★
Web Design Review from Dave Armon
Avocado seamlessly integrated with our team, showing genuine passion for the product's design. The redesigned app, praised by users and investors alike, streamlined complex features, enhancing user experience. Avocado's collaborative approach ensured the designs perfectly captured 3BL's vision.
Ronak
Review from Google
5.0★
Ronak's Review Sourced from Google
Exceptional UI/UX services! Avocado Tech team delivered outstanding designs that exceeded our expectations. Their attention to detail, creativity, and user-centric approach were truly impressive. We're thrilled with the outcome and look forward to collaborating again!"
-TFG
Ayush Atale
Review from Google
5.0★
Ayush Atale's Review Sourced from Google
Highly Recommended!
Avocado Services is truly exceptional when it comes to website development. Whether you need a simple website or a complex, feature-rich platform, they have the expertise to deliver exactly what you envision. Their team is incredibly quick, efficient, and experienced, making the entire process smooth and stress-free. I was impressed by their professionalism, attention to detail, and ability to exceed expectations within tight timelines. If you're looking for top-notch website development services, Avocado Services is the way to go!
Reviews verified by DesignRush and sourced from the agency's profile
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CODINGBRACKETS: "Simplifying Your Online Presence"
At CodingBrackets, we're your digital allies, weaving simplicity into your online endeavors. From crafting sleek websites to fine-tuning intricate code, we're here to ease your journey in the digital realm. Let's team up and turn your online aspirations into reality, one code bracket at a time...
Top Services:
Web Design
UI/UX Design
Web Development
eCommerce Development
WordPress Website Design
Show more
Location
Lucknow, India
Number of Employees
Under 49
Average Hourly Rate
$10/hr
Minimal Budget
Under $1,000
CODINGBRACKETS Services
Web Design
UI/UX Design
Web Development
eCommerce Development
WordPress Website Design
Software Testing
Mobile App Development
Blockchain
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Trusted Affordable Web and Mobile Software Development Company in India.
LnP Infotech Pvt. Ltd. is a Leading Mobile App and Web Development Company in Mohali India which was incorporated in 2018...
Top Services:
Web Development
eCommerce Development
Software Development
Mobile App Development
AI Development
Show more
Location
Mohali, India
Number of Employees
Under 49
Average Hourly Rate
$11/hr
Minimal Budget
Under $1,000
LnP Infotech Pvt. Ltd. Services
Web Development
eCommerce Development
Software Development
Mobile App Development
AI Development
ERP Consulting
IT Services
Web Design
Software Testing
Digital Strategy
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Constellant
Mortgage Street
RCRN
Data sourced from the agency's DesignRush profile
LnP Infotech Pvt. Ltd. Reviews & Testimonials
Harleenjot kaur
Review from Google
4.0★
Harleenjot kaur's Review Sourced from Google
I’ve completed two months at LnP Infotech Pvt.Ltd. , and it’s been a great start to my career. The team has been supportive, the environment is welcoming, and I’ve already learned a lot through hands-on experience. I’m excited to continue growing and contributing here.
Pooja Chauhan
Review from Google
5.0★
Pooja Chauhan's Review Sourced from Google
I'm happy to be a part of LNP Infotech. It's a great place to work with a supportive team and positive environment. The company values learning and growth, and I have good opportunities to develop my skills here.
Highly Recommended!
Deeksha Singh
Review from Google
5.0★
Deeksha Singh's Review Sourced from Google
Outstanding Company with Exemplary Professionalism and Supportive Leadership
Working with LnP infotech has been an incredibly rewarding experience. After joining as a QA from day one, the level of professionalism across all departments has stood out. The company culture fosters excellence, accountability, and continuous improvement, making it an ideal environment for both personal and professional growth.
One of the most notable aspects of this company is the unwavering support and guidance provided by the senior team. The leadership is approachable, experienced, and genuinely invested in the success of every employee. Whether it’s providing mentorship, answering questions, or stepping in to help with complex projects, the seniors consistently go above and beyond to ensure everyone feels confident and supported in their roles.
Their willingness to share knowledge and provide constructive feedback has helped me—and many others—develop new skills and take on new challenges with confidence. It’s clear that the leadership here doesn’t just manage; they lead by example, setting high standards and empowering others to meet them.
Overall, lnP infotech is a place where talent is nurtured, collaboration is encouraged, and success is shared. I’m proud to be part of this team and highly recommend the company to anyone looking for a professional, growth-oriented workplace with strong leadership.
Reviews verified by DesignRush and sourced from the agency's profile
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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.
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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