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.

How this list is built

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

4,562 Companies

List of the Best QA & Software Testing Agencies

Parah Group
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Comprehensive, all-in-one profit enhancement solutions for direct-to-consumer (DTC) brands. We assist DTC and lead-generation companies in maximizing revenue from their existing visitor traffic by applying established, data-driven optimization techniques. Our services boost profitability and revenue
Highlights
$1,000+
Min Project Size
2-9
Employees
Sacramento, California, Us
Services Provided+1 Services
20% Custom Web Application Development
23% E-Commerce Development
8% QA & Software Testing
17% UX Research & Usability Testing
AI Summary
“Parah Group provides comprehensive profit enhancement solutions for DTC brands, leveraging data-driven optimization to boost revenue through improved conversion, upselling, and subscription strategies without raising ad spend.”
Automatic Technology Solutions LLC
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Automatic Technology Solutions LLC is a comprehensive IT and digital marketing firm that focuses on custom software development and scalable digital solutions for businesses of various sizes. We create smart, secure, and efficient technologies that enable organizations to enhance their operations, b
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
New York, New York, Us
Services Provided+16 Services
8% Mobile App Development (iOS & Android)
5% SaaS Product Development
4% Frontend Development
4% QA & Software Testing
AI Summary
“Automatic Technology Solutions LLC delivers custom software, mobile apps, AI-driven automation, and cloud solutions, supporting diverse clients globally with comprehensive IT and digital marketing expertise.”
AVADA MEDIA
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AVADA MEDIA is a product engineering partner that focuses on custom 2D/3D web configurators, including those powered by AI, as well as AI agents, assistants, bots, CRM, ERP systems, web applications, and websites with built-in AI and configurator features. Our approach prioritizes progressive web ap
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Odesa, Odesa, Ua
Services Provided+5 Services
13% Custom Web Application Development
3% Mobile App Development (iOS & Android)
3% E-Commerce Development
7% Backend Development
AI Summary
“AVADA MEDIA specializes in custom 2D/3D web configurators and AI-driven applications, delivering secure, scalable progressive web apps and integrations tailored to optimize sales, support, and operations.”
Hexacyberlab
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HexaCyberLab is an agency focused on cybersecurity, particularly in the areas of web application security, penetration testing, and secure web development. Our mission is to assist businesses in identifying, understanding, and addressing security vulnerabilities before they can be exploited by attac
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Services Provided+1 Services
20% Custom Web Application Development
10% QA & Software Testing
4% API Development & Integration
33% Other IT Consulting and SI
AI Summary
“HexaCyberLab specializes in comprehensive cybersecurity solutions, including penetration testing, vulnerability assessments, and secure web development to protect businesses from digital threats and improve security posture.”
Atlas Software
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ATLAS SOFTWARE is a versatile offshore IT solutions provider that delivers top-tier application services designed to help your organization surpass its technological goals. Our expertise encompasses both onshore and offshore software development, maintenance, and project management services. Establi
Highlights
250-999
Employees
Turtle Creek, Pennsylvania, Us
Services Provided+1 Services
28% Custom Web Application Development
17% Backend Development
5% QA & Software Testing
35% IT Staff Augmentation
AI Summary
“Atlas Software offers comprehensive offshore IT services including software development, maintenance, and project management, delivering scalable, integrated solutions aligned with client business goals since 1995.”
Get Devs
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Our software and QA engineers provide support for a wide range of technologies for product and service companies, as well as digital agencies, both in the United States and globally.
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+5 Services
13% Custom Web Application Development
8% Mobile App Development (iOS & Android)
5% E-Commerce Development
7% Backend Development
AI Summary
“Get Devs offers custom software, mobile app development, e-commerce solutions, and IT managed services, supporting global clients with skilled engineering, QA, and technical staffing expertise.”
Ishana Technologies
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Ishana Technologies offers dependable and cutting-edge IT solutions that enable businesses to operate more intelligently, expand more quickly, and maintain a competitive edge in the digital age. Our goal is to provide technology that enhances efficiency, while our vision is to be a trusted partner f
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
2-9
Employees
Services Provided
50% Machine Learning Model Development
20% Mobile App Development (iOS & Android)
10% QA & Software Testing
20% Custom Web Application Development
AI Summary
“Ishana Technologies delivers advanced IT solutions that enhance business efficiency and growth, striving to be a global trusted partner in driving competitiveness and intelligent operations.”
MadThrone
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MadThrone is a software development agency equipped with skilled professionals experienced in the world's leading technologies, ensuring that our clients can have peace of mind regarding their products.
Highlights
$5,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Dhaka, Dhaka, Bd
Services Provided+1 Services
20% Custom Web Application Development
15% Mobile App Development (iOS & Android)
10% E-Commerce Development
5% QA & Software Testing
AI Summary
“MadThrone is a software development agency with skilled experts in leading technologies, delivering reliable and professional solutions to ensure clients' product confidence and success.”
Hashwide
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Hashwide Pvt Ltd is a global provider of digital solutions, specializing in the development of customized business applications for web and mobile platforms. With extensive expertise in cutting-edge technologies and product development, we assist in addressing genuine business challenges and enhanci
Highlights
$25,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Ernakulam, Kerala, In
Services Provided+6 Services
10% Custom Web Application Development
10% Mobile App Development (iOS & Android)
5% E-Commerce Development
5% QA & Software Testing
AI Summary
“Hashwide delivers customized web and mobile applications, integrating AI, automation, and UX/UI design to provide innovative, technology-driven solutions addressing diverse business challenges globally.”
Fort IT Solutions
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Fort IT Solutions is a professional IT services firm that focuses on Technology Consulting, Software Development, and IT Operations Management. Established in 2022 in Novi Sad, Serbia, we combine our engineering expertise with fundamental human values that shape our business and interpersonal relati
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Novi Sad, Rs
Services Provided+2 Services
25% Custom Web Application Development
20% Mobile App Development (iOS & Android)
10% E-Commerce Development
20% Backend Development
AI Summary
“Fort IT Solutions, founded in 2022 in Serbia, delivers expert technology consulting, software development, and IT operations, emphasizing quality, trust, and tailored client solutions.”

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