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

Identity Pixel Design Ltd
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Elevate Your Brand with Identity Pixel At Identity Pixel, we go beyond being mere digital designers; we are the architects of your business's success. Our skills encompass a wide array of digital services, from innovative app development to effective SEO strategies. We take pride in our outstanding
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Stanford le hope, England, Gb
Services Provided+8 Services
17% Mobile App Development (iOS & Android)
12% API Development & Integration
5% QA & Software Testing
12% Search Engine Optimization (SEO)
AI Summary
“Identity Pixel Design Ltd. offers comprehensive digital solutions including app development and SEO, delivering customized, cost-effective services with transparent communication and ongoing support to businesses of all sizes.”
Jupser
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We are a highly skilled team of full-stack developers from Ukraine, focusing on both web and mobile application development. Our aim is to deliver comprehensive solutions that align perfectly with our clients' needs and specifications, managing the entire development process regardless of complexity
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Kyiv, Kv, Ua
Services Provided+8 Services
10% Custom Web Application Development
8% Mobile App Development (iOS & Android)
10% Frontend Development
10% Backend Development
AI Summary
“Jupser is a Ukrainian full-stack development team specializing in web and mobile applications, offering comprehensive solutions including design, backend, frontend, AWS, WordPress, and project management.”
Gunadhya Software Solutions Private Limited
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Gunadhya Software Solutions, located in Pune, partners with startups, SMEs, and enterprises to create customized web and mobile applications, SaaS platforms, and AI-driven solutions. With a decade of experience, we focus on PHP, the MERN stack, Java, hybrid app development, and QA automation, provid
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Services Provided+6 Services
18% Custom Web Application Development
13% Mobile App Development (iOS & Android)
13% SaaS Product Development
5% Legacy System Modernization
AI Summary
“Gunadhya Software Solutions delivers customized web, mobile, and AI-driven platforms with expertise in PHP, MERN stack, and QA automation, serving diverse industries to drive client growth and innovation.”
Agilyti
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Agilyti is a firm that specializes in engineering services powered by AI, focusing on Build-Operate-Transfer (BOT) projects, embedded engineering teams, and executive searches for tech companies. We create, staff, and manage dedicated engineering teams, transferring full operational control to our c
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Claymont, Delaware, Us
Services Provided+12 Services
14% Custom Web Application Development
5% QA & Software Testing
3% Code Review & Technical Audits
7% Frontend Development
AI Summary
“Agilyti specializes in AI-powered engineering services, delivering and managing offshore teams across the Balkans and LATAM for tech clients, emphasizing accountability and operational control transfer.”
Lesane Limited
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Lesane Limited is a communications and technology firm located in Nairobi, Kenya. We deliver top-notch creative solutions to address the challenges faced by businesses and individuals. Our continuous innovations provide essential and valuable support for your expanding business requirements. Establi
Highlights
10-49
Employees
Nairobi, Nairobi County, Ke
Services Provided+2 Services
15% Custom Web Application Development
15% Mobile App Development (iOS & Android)
4% QA & Software Testing
23% Brand Identity Design
AI Summary
“Lesane Limited, Nairobi-based, delivers integrated ICT solutions including software development, branding, IT services, digital security, and marketing, supporting diverse business technology and identity needs since 2015.”
Luzid.tech
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In the constantly changing landscape of technology, having clear insight and a strong vision is essential.
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Services Provided+3 Services
7% API Development & Integration
8% Custom Web Application Development
7% Mobile App Development (iOS & Android)
5% Legacy System Modernization
AI Summary
“Luzid.tech specializes in delivering innovative technology solutions, offering clear insights and strategic vision to navigate the evolving digital landscape effectively.”
Datec
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We are a company that focuses on providing solutions and innovative technologies, consistently staying abreast of global trends to drive transformative changes in Bolivian and LATAM businesses. With 25 years of experience in the industry and a highly skilled team, we ensure effectiveness and efficie
Highlights
$25,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
250-999
Employees
Santa Cruz de la Sierra, Bo
Services Provided+5 Services
12% Mobile App Development (iOS & Android)
5% QA & Software Testing
14% Custom Web Application Development
3% ERP & CRM Development
AI Summary
“Datec provides innovative technology solutions and services in Latin America, leveraging 25 years of experience and global partnerships to drive transformative business improvements.”
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CodingChipmunks
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We are a web development team based in Ukraine that employs the Agile methodology to ensure rapid product delivery. We take full accountability for our products, offering a two-month warranty for bug fixes, signing NDAs, and providing support and maintenance agreements for the products we deliver. E
Highlights
$5,000+
Min Project Size
< $25/hr
Avg Hourly Rate
2-9
Employees
Services Provided+1 Services
23% Custom Web Application Development
20% Mobile App Development (iOS & Android)
5% E-Commerce Development
2% QA & Software Testing
AI Summary
“CodingChipmunks is a Ukrainian web development firm specializing in custom software using Agile methods, ensuring quality, support, and client collaboration for diverse high-load projects.”
BitByte Software Technology
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At BitByte Software Technology, we collaborate with you to identify your requirements and provide customized IT and software solutions. Our emphasis is on crafting, building, and executing all-encompassing solutions, with your success as our top priority—because we believe that your achievements dir
Highlights
< $25/hr
Avg Hourly Rate
10-49
Employees
Indore, Madhya Pradesh, In
Services Provided+6 Services
13% Custom Web Application Development
7% Mobile App Development (iOS & Android)
5% Backend Development
5% Frontend Development
AI Summary
“BitByte Software Technology delivers tailored IT and software solutions, focusing on comprehensive development and implementation to drive client success and foster mutual achievement.”
AlterPage
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We are AlterPage, an interactive agency that focuses on creating customized solutions such as partnership programs, mobile apps, and 3D wizards. Our goal is to provide unique, proprietary solutions for the e-commerce sector through dedicated online stores and digital magazines, specifically designed
Highlights
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+4 Services
18% Custom Web Application Development
15% Mobile App Development (iOS & Android)
15% E-Commerce Development
2% QA & Software Testing
AI Summary
“AlterPage is an interactive agency delivering tailored e-commerce solutions, including partnership programs, mobile apps, and 3D wizards, emphasizing personalized planning and development.”

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Top QA & Software Testing Firms

List of the Best QA & Software Testing Agencies

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