Top QA & Software Testing Firms

Releases that break checkout, a mobile app that crashes on older Android phones, an API that slows under load: these are the failures QA and software testing companies are paid to catch first. They plan test strategy, write and run manual test cases, build automated suites in Selenium, Playwright, Cypress or Appium, and run performance, security and accessibility tests. Software teams hire them when developers are testing their own code, when release cycles are speeding up, before a major launch, or when an audit demands documented testing.

When comparing the firms below, look at the kinds of applications they test, the automation frameworks they work in, and whether testers join your sprints or work from a separate queue.

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We evaluate companies on verified profile data: services, pricing, locations, and portfolio. Client reviews are being collected. We may earn a fee for some placements. How we rank and verify

4,561 Companies

List of the Best QA & Software Testing Agencies

Kanti Software
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Kanti Software (https://kantisoftware.com) is a rapidly expanding software development firm located in India and the USA, focused on facilitating digital transformation worldwide. We assist organizations in developing tailored solutions in areas such as artificial intelligence, IoT, and web and mobi
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
2-9
Employees
Patna, Bihar, In
Services Provided+10 Services
8% Custom Web Application Development
6% Mobile App Development (iOS & Android)
5% Backend Development
4% Frontend Development
AI Summary
“Kanti Software is a global software development firm specializing in AI, IoT, web and mobile applications using modern technologies and agile methodologies to drive digital transformation.”
ChiliaGons
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"The solution is embedded in the problem." We are an experienced web development company ready to offer tailored business solutions for any IT sector. Our specialists focus on enhancing your business through our professional web development software and services. We deliver highly personalized web s
Highlights
$5,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Services Provided+3 Services
15% Custom Web Application Development
13% Mobile App Development (iOS & Android)
10% Blockchain & Web3 Development
10% E-Commerce Development
AI Summary
“ChiliaGons delivers tailored, innovative web development and software solutions—from UI/UX design to blockchain and mobile apps—leveraging advanced technologies with competitive pricing and excellent communication.”
Tech2Edge Technology Solutions LLP
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Tech2Edge offers technology, branding, design, and marketing solutions tailored for B2B brands, helping them grow, launch products, and create outstanding digital experiences. Our name reflects our design philosophy of crafting meaningful solutions that align with our clients’ visions, pushing them
Highlights
$25-49/hr
Avg Hourly Rate
10-49
Employees
Navi Mumbai, Maharashtra, In
Services Provided+17 Services
5% Mobile App Development (iOS & Android)
2% Legacy System Modernization
2% QA & Software Testing
3% ERP & CRM Development
AI Summary
“Tech2Edge Technology Solutions LLP delivers integrated technology, branding, design, and marketing services for B2B brands, focusing on innovative digital experiences and impactful business outcomes.”
Ludych Technology
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Ludych was founded by engineers and growth experts who were convinced that software agencies could improve. Many businesses often encounter hasty development, subpar execution, and solutions that do not grow effectively. We have reformed that methodology. Our teams comprise seasoned professionals wi
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Chandler, Arizona, Us
Services Provided+12 Services
6% Custom Web Application Development
4% API Development & Integration
3% Mobile App Development (iOS & Android)
2% ERP & CRM Development
AI Summary
“Ludych Technology, based in Chandler, Arizona, delivers disciplined, transparent software development with experienced teams, emphasizing clarity, accountability, and innovative, scalable solutions for growth-focused businesses.”
Next Wave IT
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We are an IT agency that offers tailored technology solutions for businesses. Our team is skilled in a range of IT specialties, delivering high-quality, cost-effective services using the most advanced tools and methods. With a client-focused approach that emphasizes collaboration and transparency, w
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
2-9
Employees
Dhaka, Dhaka, Bd
Services Provided+14 Services
6% Custom Web Application Development
4% Mobile App Development (iOS & Android)
2% E-Commerce Development
3% Backend Development
AI Summary
“Next Wave IT specializes in delivering tailored, cost-effective technology solutions through expert collaboration and advanced tools, aiming to exceed business IT service standards with transparency and quality.”
Adxania Cyber Solutions Pvt Ltd
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In today's highly digital landscape, having the right technology partner isn't just beneficial—it's essential. That's where Adxania steps in. We offer more than just IT services; we provide transformative solutions that foster success. Whether you're looking to grow your business, automate processes
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+14 Services
5% Mobile App Development (iOS & Android)
4% Blockchain & Web3 Development
2% Frontend Development
3% QA & Software Testing
AI Summary
“Adxania Cyber Solutions Pvt Ltd delivers comprehensive, customized IT services including software, cybersecurity, AI, and blockchain, partnering with leading tech firms to drive digital transformation and business growth.”
kyiv.solutions
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We specialize in software development and can research, design, create, and tailor a variety of software applications, such as desktop applications, mobile apps, websites, APIs, and embedded software for microcontrollers. Our expertise spans several areas of computing, including information security
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Services Provided+8 Services
6% Custom Web Application Development
6% Mobile App Development (iOS & Android)
5% API Development & Integration
4% CMS Development & Customization
AI Summary
“Kyiv.solutions develops diverse software solutions including desktop, mobile, web, APIs, and embedded systems, with expertise in AI, security, distributed computing, and system programming.”
Bytezenith
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Bytezenith is a software development firm that has been creating innovative products and offering consulting services to small and medium-sized enterprises (SMEs) and large corporations since 2022. We focus on delivering finished products rather than selling hours of work.
Highlights
$5,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
50-249
Employees
Services Provided+10 Services
5% API Development & Integration
12% Custom Web Application Development
7% Mobile App Development (iOS & Android)
3% E-Commerce Development
AI Summary
“Bytezenith is a software development firm established in 2022, delivering innovative products and consulting services to SMEs and large corporations with a focus on finished solutions.”
SiteOne, s.r.o.
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We are SiteOne, dedicated to transforming the digital landscape and supporting every transformative innovation. Our team consists of devoted professionals specializing in development, web design, digital solutions, and high-quality technologies, including design and marketing. With over 21 years in
Highlights
$25,000+
Min Project Size
50-249
Employees
Praha 10, Cz
Services Provided+42 Services
3% Mobile App Development (iOS & Android)
1% Legacy System Modernization
1% Code Review & Technical Audits
1% QA & Software Testing
AI Summary
“SiteOne, s.r.o. is a seasoned digital solutions partner with 21+ years expertise in development, design, and marketing, enhancing digital customer experiences for major EU businesses.”
Penda Software Solutions Private Limited
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Penda Software is an innovative technology partner that provides fast, scalable, and dependable solutions for digital products, enterprise software, and industrial systems. We assist startups, large corporations, and manufacturers in creating the tools and systems essential for their operations. Whe
Highlights
2-9
Employees
Services Provided+12 Services
8% API Development & Integration
15% Custom Web Application Development
13% Mobile App Development (iOS & Android)
5% Legacy System Modernization
AI Summary
“Penda Software delivers agile, scalable digital and industrial solutions, including app development, custom software, automation, and tech support, serving startups to large enterprises efficiently.”

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Top QA & Software Testing Firms

List of the Best QA & Software Testing Agencies

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