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

Coder Oxygen Pvt Ltd
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Our goal is to revitalize businesses by offering innovative software solutions. Coder Oxygen is a prominent software firm that provides a wide array of IT services, such as software development, digital sourcing, and beyond. Our team of experts collaborates closely with clients to identify their dis
Highlights
10-49
Employees
Services Provided+2 Services
13% API Development & Integration
13% Backend Development
10% Mobile App Development (iOS & Android)
7% Legacy System Modernization
AI Summary
“Coder Oxygen Pvt Ltd offers innovative software development and IT services, collaborating closely with clients to deliver tailored solutions that enhance operations across diverse business sectors.”
Pharos Production Inc.
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Pharos Production Inc. 🚀 Your Reliable Partner in Blockchain & Web3 Innovation | Founded in 2013 | Based in Las Vegas 🇺🇸 | Development Center in Kyiv 🇺🇦 Pharos Production Inc. is a cutting-edge software development company focused on Blockchain, DeFi, and Web3 solutions for forward-thinking sta
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Kyiv, Ua
Services Provided+14 Services
5% Backend Development
3% Mobile App Development (iOS & Android)
1% ERP & CRM Development
4% API Development & Integration
AI Summary
“Pharos Production Inc., founded in 2013 in Las Vegas with a Kyiv development center, specializes in blockchain, DeFi, and Web3 software, delivering scalable, innovative solutions from design to support.”
Golden Sea Studio ( My Tech )
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Golden Sea Studio is an IT outsourcing and game development company located in Vietnam that was established in 2022. We provide comprehensive digital solutions for startups, small and medium enterprises, and larger corporations across Southeast Asia and beyond. Our expertise lies in four key service
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Vung Tau, Vn
Services Provided+12 Services
2% ERP & CRM Development
5% SaaS Product Development
7% Blockchain & Web3 Development
5% Frontend Development
AI Summary
“Golden Sea Studio, based in Vietnam, delivers IT outsourcing and game development services spanning game creation, software development, AI integration, and blockchain solutions for diverse industries.”
Voostech
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Voostech is a software development firm based in Kano, Nigeria. Our group of designers, developers, and engineers possesses extensive experience in delivering creative and flexible tech solutions. We focus on:
Highlights
10-49
Employees
Kano, Kano, Ng
Services Provided+4 Services
10% Mobile App Development (iOS & Android)
5% QA & Software Testing
10% Custom Web Application Development
10% IT Staff Augmentation
AI Summary
“Voostech is a Kano-based Nigerian software development firm offering innovative and adaptable technology solutions through experienced designers, developers, and engineers across diverse industries.”
Holisynx Tech Solutions Pvt Ltd
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Holisynx Tech Solutions Pvt. Ltd., located in Pune, India, is a comprehensive IT solutions provider that offers software development, IT infrastructure, networking, and security services to businesses globally. We focus on creating scalable digital systems, enterprise IT setups, and dependable techn
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Pune, Maharashtra, In
Services Provided+11 Services
5% Frontend Development
8% Backend Development
8% QA & Software Testing
5% Custom Web Application Development
AI Summary
“Holisynx Tech Solutions Pvt. Ltd. delivers comprehensive IT services including software development, infrastructure, networking, and security, enabling scalable, secure, and efficient digital business operations globally.”
VALUEDRIVEN
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valuedriven.io (https://valuedriven.io) is a software development firm focused on Web and Mobile Development. Established in 2017, the company has collaborated with major corporations (such as Deichmann.de and the EU Patent Office) as well as small to medium-sized enterprises to create innovative te
Highlights
$25,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Ermoupoli, Gr
Services Provided+2 Services
15% Custom Web Application Development
8% E-Commerce Development
2% QA & Software Testing
25% IT Staff Augmentation
AI Summary
“VALUEDRIVEN is a software development company specializing in web and mobile solutions, offering consulting and development services to support clients' growth and enhance ROI since 2017.”
Refactory
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Refactory is a digital technology facilitator based in Indonesia. Established in 2015 in Surabaya, it launched its inaugural Bootcamp in Bandung in 2017. Since then, Refactory has expanded its offerings beyond Bootcamp, introducing a range of solutions aimed at equipping young Indonesians with progr
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
50-249
Employees
Sleman, Yogyakarta Special Region, Id
Services Provided+7 Services
5% Mobile App Development (iOS & Android)
3% Legacy System Modernization
5% QA & Software Testing
5% Backend Development
AI Summary
“Refactory is an Indonesian digital technology facilitator providing programming education and diverse solutions since 2015, empowering youth and supporting local and global business growth.”
Mobility Infotech
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Mobility Infotech is an energetic software development firm focused on delivering creative solutions, such as app and website development services. The company serves businesses aiming to improve their online presence and optimize operations using advanced technology. Mobility Infotech is committed
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Sikanderpur Ghosi, Haryana, In
Services Provided+2 Services
25% Mobile App Development (iOS & Android)
20% Custom Web Application Development
5% QA & Software Testing
20% Product UX Strategy
AI Summary
“Mobility Infotech is a dynamic software development firm specializing in customized app and website solutions that enhance business growth, efficiency, and online presence through advanced technology.”
Esolutions Webbers
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eSolutions specializes in developing innovative software solutions for businesses, aimed at generating revenue and converting ideas into valuable outcomes. We have assisted thousands of companies throughout their product development cycle with our tailored software development services, ensuring mea
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
50-249
Employees
Cyberjaya, Kuala Lumpur, My
Services Provided+3 Services
18% Custom Web Application Development
10% Mobile App Development (iOS & Android)
12% E-Commerce Development
5% Legacy System Modernization
AI Summary
“eSolutions delivers tailored, cost-effective software solutions across industries globally, leveraging 12+ years of expertise to create innovative, revenue-generating digital products for diverse business needs.”
Lavish Technologies
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Lavish Technologies is a web design firm that offers a comprehensive range of web solutions all in one place, helping you enhance your business and set higher benchmarks. Our dedicated professionals are available around the clock to assist you. Our developers are highly committed to their work and e
Highlights
10-49
Employees
Madurai, Tamil Nadu, In
Services Provided+6 Services
9% Custom Web Application Development
6% Backend Development
6% Frontend Development
4% QA & Software Testing
AI Summary
“Lavish Technologies delivers comprehensive web and software solutions, including design, development, SEO, and content creation, leveraging cutting-edge technologies to ensure client satisfaction and innovation.”

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Top QA & Software Testing Firms

List of the Best QA & Software Testing Agencies

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