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

4,561 Companies

List of the Best QA & Software Testing Agencies

Vivid Infotech
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
VIVID Infotech is a specialized provider of web and mobile app development services with nine years of experience (www.vividinfotech.com). Our team consists of over 120 technical professionals, and we have successfully completed more than 400 projects, primarily in the United States.
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
50-249
Employees
Services Provided+1 Services
20% Custom Web Application Development
20% Mobile App Development (iOS & Android)
5% E-Commerce Development
5% QA & Software Testing
AI Summary
“VIVID Infotech delivers expert web and mobile app development services with over nine years of experience, a 120+ member team, and 400+ projects mainly in the U.S.”
Stampa Solutions
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
At Stampa Solutions, we take pride in offering exceptional professional staff augmentation services. With over ten years of experience, we have successfully completed more than 200 fixed-price projects and dedicated over 1200 hours of work for over 20 enterprise clients worldwide. **Services We Pr
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Pen Argyl, Pennsylvania, Us
Services Provided+19 Services
1% Code Review & Technical Audits
5% Mobile App Development (iOS & Android)
4% E-Commerce Development
3% CMS Development & Customization
AI Summary
“Stampa Solutions offers expert staff augmentation and diverse software development services including AI, mobile, web, and cloud for multiple industries to empower business growth.”
3P Development
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
We specialize in developing intricate web and mobile applications, 360 previews, and tailored VR app solutions, aiming to build a lasting partnership while handling your development needs. Based in Skopje, with additional offices in Amsterdam and New Jersey, our Software Development Studio has succe
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Fort Lee, New Jersey, Us
Services Provided+2 Services
23% Custom Web Application Development
23% Mobile App Development (iOS & Android)
5% QA & Software Testing
20% Product UX Strategy
AI Summary
“3P Development is a software studio specializing in complex web, mobile, and VR app development, offering flexible collaboration models with international clients and partners.”
Hera Group
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Hera Group is a well-known cybersecurity firm originating from South Africa. With a strong foothold in various African countries such as Botswana, Namibia, Kenya, Malawi, Ghana, Mozambique, Nigeria, and Tanzania, the company is focused on enhancing cybersecurity throughout the continent. Established
Highlights
50-249
Employees
Services Provided+2 Services
55% Cybersecurity Services
15% Managed IT Services
10% IT Staff Augmentation
10% Other IT Consulting and SI
AI Summary
“Hera Group offers skilled Mobile App Development and comprehensive QA & Software Testing services, showcasing their capability in delivering reliable software solutions alongside robust cybersecurity measures.”
Immersive Infotech Pvt Ltd
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Immersive Infotech is a trusted and preferred technology partner for businesses of all sizes. We are the driving force behind the success of numerous companies, including Africa.com, Continental Tyres, Pratibha Syntex, Tokeneo, Mamy Poko Pants, Pro Facility Services, Ujaas Energy, Sundaram Packaging
Highlights
$5,000+
Min Project Size
< $25/hr
Avg Hourly Rate
50-249
Employees
Indore, Madhya Pradesh, In
Services Provided+9 Services
10% Custom Web Application Development
6% Mobile App Development (iOS & Android)
6% API Development & Integration
3% QA & Software Testing
AI Summary
“Immersive Infotech Pvt Ltd offers global IT services including custom software and app development, UI/UX design, and digital marketing, supporting over 200 clients across industries to achieve business growth.”
F
Frontagile Technologies LLC
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
FrontAgile Technologies is a premier Software and Staffing Agency globally, offering a comprehensive range of applications to aid in business transformation. With extensive experience in delivering Data-Driven Applications, we strive to simplify life for our clients and align with their vision. Our
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Wilmington, Delaware, Us
Services Provided+2 Services
13% Mobile App Development (iOS & Android)
10% Legacy System Modernization
10% E-Commerce Development
7% QA & Software Testing
AI Summary
“FrontAgile Technologies LLC is a global software and staffing agency specializing in data-driven applications and business transformation solutions that align with client visions.”
Nativo
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Over the past decade, the Nativo remote tribe has supported companies by handling their excess workload. This allows you to take on additional projects and expand your business without the complications of hiring and firing in an office setting.
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Quesada, Alajuela, Cr
Services Provided+3 Services
7% E-Commerce Development
13% Custom Web Application Development
10% Mobile App Development (iOS & Android)
3% QA & Software Testing
AI Summary
“Nativo enables businesses to efficiently manage excess workloads through remote support, facilitating project expansion without the complexities of traditional office hiring processes.”
apisus,.ltd
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Blockchain's effectiveness is determined by its users. At Apisus, we create Web3 solutions that are not only secure and scalable but also tailored for startups, corporations, and international collaborators in the US, EU, Singapore, and Southeast Asia. Our offerings include: ⛓ Smart contracts · d
Highlights
< $25/hr
Avg Hourly Rate
10-49
Employees
Ho Chi Minh City, Vn
Services Provided+3 Services
28% Blockchain & Web3 Development
7% API Development & Integration
10% Mobile App Development (iOS & Android)
5% QA & Software Testing
AI Summary
“Apisus, Ltd. delivers secure, scalable Web3 solutions including smart contracts, DeFi, NFTs, AI integration, fintech, and mobile apps, supporting startups and enterprises globally with ongoing commitment.”
WINS Software Systems Pvt Ltd
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
At our company, we bring our clients' digital visions to life. During the software development journey, we offer a collaborative experience that helps clients understand the products and solutions we create. We are dedicated to crafting exceptional, tailored solutions for each client. Rigorous bug t
Highlights
$50,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Chennai, Tamil Nadu, In
Services Provided+7 Services
13% Custom Web Application Development
5% E-Commerce Development
7% Mobile App Development (iOS & Android)
8% QA & Software Testing
AI Summary
“WINS Software Systems Pvt Ltd offers tailored software development and digital marketing services, ensuring quality, cost-efficiency, and enhanced online visibility to help businesses grow.”
Infomaze Elite Pvt. Ltd.
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Infomaze Elite Pvt. Ltd. is a software development firm and enterprise solution provider that delivers advanced software services across various industries and business sectors. We utilize industry-standard practices to offer custom software development that is strong, secure, and scalable. Since ou
Highlights
50-249
Employees
Mysuru, Karnataka, In
Services Provided+6 Services
10% Custom Web Application Development
8% Mobile App Development (iOS & Android)
4% E-Commerce Development
4% QA & Software Testing
AI Summary
“Infomaze Elite Pvt. Ltd. is a 2002-founded software development firm delivering scalable, custom web and mobile solutions, BI, IoT, and big data services to diverse global industries.”

...

...

...

Latest insights & expert perspectives

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

Stated minimum project sizes among the firms listed under software development services on Edverise, with the $50,000 band shaded

Vendor Selection

Questions to Ask a Software Development Agency: Six With Proof

A vetting script for second-round agency calls: six questions, the document each answer has to produce, and what a directory listing or a badge really proves.

Nihar Ranjan Rout

10/31/2026

Three software development quotes of $38,000, $94,000 and $210,000 converted to effective hourly rates of $79, $73 and $87.50

Vendor Selection

How to Compare Software Development Quotes Priced 5x Apart

Three bids for the same build are rarely comparable as written. A normalization checklist, a weighted grid adapted from FAR Part 15.3, and the hourly arithmetic.

Akash Mohapatra

10/31/2026

Chart of minimum project size stated by firms listed under AI agent development on Edverise, with the $50,000 band highlighted

Vendor Selection

AI Agent Development Cost: Build, Tokens, Reliability

An AI agent has three costs. Compute the monthly token bill from published list prices, then set the build quote against what listed firms actually charge.

Santanu Prasad Sahoo

10/31/2026

Check All Our Blogs

One Platform. One Promise. One Trust.

Edverise is building the trusted way to find tech vendors. List your company early, or talk to us about backing the platform.

Top QA & Software Testing Firms

List of the Best QA & Software Testing Agencies

F

Where buyers look next

Latest insights & expert perspectives

Questions to Ask a Software Development Agency: Six With Proof

How to Compare Software Development Quotes Priced 5x Apart

AI Agent Development Cost: Build, Tokens, Reliability

One Platform. One Promise. One Trust.