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

TEKWISSEN
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Established in 2009 and based in Ann Arbor, MI, TEKWISSEN® offers a distinct range of innovative services that effectively blend client insights, strategic planning, design, software development, and systems integration. Our comprehensive solutions are customized to meet the specific needs of each c
Highlights
250-999
Employees
Ann Arbor, Michigan, Us
Services Provided+2 Services
25% Custom Web Application Development
8% QA & Software Testing
23% IT Staff Augmentation
10% Other IT Consulting and SI
AI Summary
“TEKWISSEN, founded in 2009 in Ann Arbor, MI, delivers tailored technology solutions including application development, maintenance, testing, consulting, and staffing services.”
Ensera Design
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Ensera Design is a consultancy focused on design and product development, transforming future healthcare solutions into market realities. We operate studios in Bristol (UK), Morristown (NJ), and Frederick (CO), each playing a crucial role in our global design efforts. Formed by merging the award-win
Highlights
$50,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
50-249
Employees
Bristol, England, Gb
Services Provided+3 Services
23% Custom Web Application Development
10% QA & Software Testing
12% Product UX Strategy
12% UX Research & Usability Testing
AI Summary
“Ensera Design is a global consultancy specializing in healthcare product design and development, merging user, technology, and medical expertise to create innovative, commercially viable solutions.”
Hooligan Development
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
We are a software development company located in South Africa, dedicated to creating innovative solutions in development, security, and operations to enhance business efficiency and success. Our team offers a diverse range of specialized skills, including Cloud Infrastructure, Front-end and Back-end
Highlights
$25,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Randburg, Gauteng, Za
Services Provided+4 Services
20% Software Development Services
20% Mobile App Development (iOS & Android)
15% DevOps Engineering
15% Custom Development
AI Summary
“Hooligan Development excels in Software Development with strong expertise in custom web and mobile app development, API integration, frontend and backend engineering, and quality assurance, leveraging diverse specialized skills to deliver robust software solutions.”
Levabyt
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
A forward-thinking software development agency dedicated to addressing your requirements and ensuring your success.
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Split, Split Dalmatia, Hr
Services Provided
25% Custom Web Application Development
18% Backend Development
7% QA & Software Testing
50% Go-to-Market Strategy
AI Summary
“Levabyt is a forward-thinking agency providing IT strategy consulting, custom software development, and comprehensive application testing to deliver tailored, innovative solutions ensuring client success.”
Build Circle
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Build Circle is a unique software consultancy established with a distinctive approach. Our foundation is rooted in a culture of software engineering that fosters innovation and a strong enthusiasm for technology. We assist companies in attaining technical excellence from the ground up, offering high
Highlights
$25,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Services Provided+1 Services
20% Custom Web Application Development
15% Mobile App Development (iOS & Android)
5% E-Commerce Development
10% QA & Software Testing
AI Summary
“Build Circle is a software consultancy focused on fostering innovation and technical excellence, providing skilled engineers to support digital transformation and agile adoption for diverse teams.”
ActiveColor
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
ActiveColor is a recognized digital agency that focuses on creating exceptional healthcare applications and websites. Since 2004, we have been providing high-quality digital services. Our motivation deepened when we discovered that one of our apps saved a life, prompting us to commit to a mission-or
Highlights
$25,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Los Angeles, California, Us
Services Provided+5 Services
20% Custom Web Application Development
10% API Development & Integration
8% Backend Development
8% Frontend Development
AI Summary
“ActiveColor is a digital agency specializing in healthcare applications and websites, delivering innovative, mission-driven digital solutions for startups and major organizations since 2004.”
Neuronet
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
We are a dynamic group of young developers who strive to uphold a high standard of expertise in every facet of web development.
Highlights
$25-49/hr
Avg Hourly Rate
50-249
Employees
Yerevan, Am
Services Provided+1 Services
8% E-Commerce Development
12% QA & Software Testing
15% Frontend Development
15% Custom Web Application Development
AI Summary
“Neuronet is a dynamic team of young developers dedicated to delivering high-quality expertise across all facets of web development with professionalism and innovation.”
Akhter Studios
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Who Are We? We are a seasoned software development studio with a strong history of delivering numerous products on schedule, within budget, and ensuring complete customer satisfaction. Our outstanding team comprises talented professionals, both young and experienced, who are dedicated to providing t
Highlights
$50,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
50-249
Employees
Almaty, Almaty City, Kz
Services Provided+10 Services
9% Custom Web Application Development
6% QA & Software Testing
1% Blockchain & Web3 Development
5% Mobile App Development (iOS & Android)
AI Summary
“Akhter Studios is a proficient software development firm delivering custom solutions from concept to deployment, emphasizing quality, timeliness, and client satisfaction through skilled professionals.”
iBS
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Established in 1995, iBS is a Greek-based provider of IT consulting, system integration, custom software development, and hosting services within Greek data centers. Our main operational hub is located in Piraeus, Greece. For over 23 years, we have delivered tailored and platform-based solutions to
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Piraeus, Attica, Gr
Services Provided+4 Services
5% QA & Software Testing
23% Custom Web Application Development
5% Mobile App Development (iOS & Android)
33% Cloud Consulting & SI
AI Summary
“iBS, a Greek IT firm since 1995, offers tailored consulting, system integration, software development, and hosting, serving diverse sectors with innovative, secure solutions and top tech partnerships.”
StoneAge Technologies
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
We provide consulting and training services for software. Our fractional CTO service delivers technical leadership one or two days per week to assist you in developing a product idea or enhancing your current business with the guidance of a reliable IT adviser. Our project rescue service aims to ste
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Services Provided+1 Services
15% Custom Web Application Development
23% Code Review & Technical Audits
12% QA & Software Testing
30% Operational Process Consulting
AI Summary
“StoneAge Technologies provides IT consulting, fractional CTO services, custom software development, project recovery, and training to enhance software teams' technical leadership and project success.”

...

...

...

Latest insights & expert perspectives

Explore data-backed surveys with inputs from top industry experts.

Minimum project sizes stated by UX audit firms listed on Edverise, with the no-minimum and $1,000 bands shaded

Vendor Selection

UX Audit Cost: Price Tables Say $8,000, Most Firms Start Lower

Agency tables put a full UX audit at $8,000 and up. 60% of 3,038 listed audit firms state a $1,000 minimum or none. Here is what to pay and what to demand.

Akash Mohapatra

11/9/2026

MLOps consulting cost: minimum project sizes stated by firms listed for MLOps and model deployment, with the $10,000-and-above bands highlighted

Vendor Selection

MLOps Consulting Cost: What 374 Listed Firms Require

MLOps consulting cost has almost no public pricing. The floors 374 listed MLOps companies state, the few published prices, and how to scope a deployment.

Santanu Prasad Sahoo

11/8/2026