Our directory is designed to help you find the right software testing company in the USA, based on five ranking criteria, expert review, and 1,300 verified client reviews.
Discover the Best Software Testing Companies in the US
12 Companies-Rankings updated: September 07, 2026
DesignRush evaluates software testing agencies for QA expertise, testing processes, and verified client reviews to support confident decision-making. Some placements may be paid partnerships.
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QA Mentor is a multi-award-winning global software testing and quality assurance company headquartered in New York, with a team of 400+ QA experts. CMMI Level 3 appraised, ISO 27001, 9001, and 20000 certified. With over 100 global awards and recognitions, serving 400+ clients in 28 countries...
Top Services:
Software Testing
AI Development
Staff Augmentation
Managed Services
DevOps Consulting
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Location
New York City, New York
Number of Employees
250 - 499
Average Hourly Rate
$20/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
2 Projects Listed
QA Mentor Services
Software Testing
AI Development
Staff Augmentation
Managed Services
DevOps Consulting
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Vestorly
Securrency
Bitcentral
ButterflyMX
Sterling
Citi Bank
HSBC
Amazon
Intel
Yotta Gate
Data sourced from the agency's DesignRush profile
QA Mentor Reviews & Testimonials
Lindsey Allard
Co-Founder at PlaybookUX
5.0★
Software Testing Review from Lindsey Allard
They move really quickly which is huge for us as a startup. They are also very flexible. We added their team to our slack channel so now it’s so quick to ask them to test certain thing and they meshed with our dev team seamless.
Maria Musillo
IT Operations Director at TM Forum
5.0★
Software Testing Review from Maria Musillo
Ongoing web application quality assurance testing including new features and regression testing. Additional penetration testing and site scanning. Ability to quickly assign a resource to a new project, little lead time needed. If a resource gets reassigned they do the handover on their end without being dependent on customer.
Domoniq Doby
Lead Quality Assurance at Cie Digital Labs
5.0★
Software Testing Review from Domoniq Doby
QA Mentor has been an excellent on demand source for our immediate QA needs. Not only are they prompt and great at executing directions, they exceed expectations. They also have great integrity and are always responsive when needed, and not needed. I will continue to use them for my on demand QA services.
Reviews verified by DesignRush and sourced from the agency's profile
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Global RPA Integration Leader, empowering businesses with AI-driven robots for process automation. We transform organizations of all sizes, delivering cost savings and rapid ROI. Automate tasks, maximize FTE productivity, and focus on value-added activities...
Top Services:
Web Development
AI Development
Software Development
Mobile App Development
IT Services
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Location
Sheridan, Wyoming
Number of Employees
50 - 99
Average Hourly Rate
$25/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
12 Projects Listed
Ramam Tech Services
Web Development
AI Development
Software Development
Mobile App Development
IT Services
Software Testing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
InfuCare Rx
RDLM Computer Services
Onesource Sports Neuro Rehab
It Beest B.V.
Newell Bespoke
Entrypoint
Arena Music
Ottomater
CommunityMD
BHTC
Data sourced from the agency's DesignRush profile
Ramam Tech Reviews & Testimonials
Faaez Ul Haq
Cofounder at Hipp Health
5.0★
Robotics Process Automation Review from Faaez Ul Haq
Ramam Tech was great to work with. They have deep expertise in UiPath and RPA and approached the project with professionalism and care. They quickly understood our requirements and delivered high-quality work on time. Looking forward to working with them again.
Marcel Horst
Managing Director at Ottomater Ltd
4.5★
Robotics Process Automation Review from Marcel Horst
We have been working with Ramam Tech since September 2022 on several projects for which Ramam Tech carried out the software development that involved RPA, API integration, CRM integration support and coding with several more projects in the pipeline. During this time we have developed a great rapport with Raju and the team and we look forward to continue to evolve our relationship.
As with all IT projects, there is always scope to improve time, cost and quality, but from my experience with other offshore IT delivery organisations, I am very pleased with Ramam.
Shilpan Patel
Security analyst at InfuCareRx
5.0★
Robotics Process Automation Review from Shilpan Patel
RamanTech delivers outstanding service with professionalism and efficiency. Their team is knowledgeable, responsive, and truly cares about customer satisfaction. The quality of their products/services exceeds expectations, and they consistently go above and beyond. Highly recommended!
Reviews verified by DesignRush and sourced from the agency's profile
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Akveo is an AI consulting and software development company, helping organizations build, modernize, and scale digital products...
Top Services:
Mobile App Development
AI Development
Software Development
Web Development
Software Testing
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Location
Austin, Texas
Number of Employees
100 - 249
Average Hourly Rate
$55/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
12 Projects Listed
Akveo Inc Services
Mobile App Development
AI Development
Software Development
Web Development
Software Testing
Web Design
IoT
Staff Augmentation
eCommerce Development
IT Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
PWC
EHG
ParkIT
Aloft
Dorsia
Felmo
Compass Point
Afloat
Accuro Solutions
SKRIVANEK
Data sourced from the agency's DesignRush profile
Akveo Inc Reviews & Testimonials
Hussein Koteiche
Founder at The Health Exams
5.0★
Web Development Review from Hussein Koteiche
I worked with Akevo to build our Health Exams Portal, and overall it was a really positive experience. They understood what we were trying to build from both a technical and business perspective, which made collaboration easy. Communication was clear, timelines were realistic, and they handled changes in scope without friction. If youre looking for a development and marketing partner, I would highly recommend Akevo and will be working with them again in the future.
Gurova Dora
Marketing Director at UI Bakery
5.0★
Web Development Review from Gurova Dora
Akveo helped us with our marketing website during our rebranding process when we needed to do that in a short period of time. They showed themselves as a reliable and committed partner who deliver quality work and respect the deadlines.
Maria Guarino
Review from Google
5.0★
Maria Guarino's Review Sourced from Google
We needed to automate a core part of our ops workflow and didn't want a generic off-the-shelf fix. Akveo took the time to understand our setup, proposed a phased approach that fit our budget, and delivered exactly what we discussed. On time and without surprises. Communication throughout was clear and consistent. Really impressed with their hands-on approach to AI development.
Reviews verified by DesignRush and sourced from the agency's profile
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Mile Marker is an agile development agency offering startups strategically designed custom software focused on solving your business problems. Mile Markers team includes product managers, developers, designers, QA, DevOps and more...
Top Services:
Software Development
Mobile App Development
Software Testing
UI/UX Design
Staff Augmentation
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Location
Madison, Wisconsin
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
4 Projects Listed
Mile Marker Services
Software Development
Mobile App Development
Software Testing
UI/UX Design
Staff Augmentation
AI Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
ToughClicks
Dayta
Rebate Bus
Data sourced from the agency's DesignRush profile
Mile Marker Reviews & Testimonials
Clay Burdelik
Founder at ToughClicks
5.0★
Software Development Review from Clay Burdelik
Mile Marker was fantastic to work with. They made a rock solid plan and executed in an agile manner ensuring our product was built to the requirements of our customers. Mile Marker's transparency and communication ensured we knew how the project was progressing and had opportunities to provide our input to help shape our product.
Having the lived experience of being founders, Mile Marker's team guided us through decision making proessess and helped to find the right balance between feature sets, security, scalability, cost, and time. Mile Marker joined customer calls to provide a technical expertise to our sales process and helped ensure our platform's security was viewed positively by Fortune 500 IT teams.
Mile Marker's highly skilled team helped expedite our business and was a key factor to our early success.
Reviews verified by DesignRush and sourced from the agency's profile
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CTGs comprehensive solutions help clients across all industries address the business, technology, and operational challenges that are escalating as the pace of change gets faster and the stakes get higher. Our solutions leverage the latest tools and methodologies to allow for greater technology and...
Top Services:
Mobile App Development
Web Development
Software Development
IoT
Cloud Consulting
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Location
Buffalo, New York
Number of Employees
1000 & Up
Average Hourly Rate
$50/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
6 Projects Listed
Computer Task Group Services
Mobile App Development
Web Development
Software Development
IoT
Cloud Consulting
DevOps Consulting
Software Testing
UI/UX Design
AI Development
Big Data Analytics
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Rubico is passionate about creating websites, web applications and mobile apps! With offices in the US and India, we are well equipped to help any business achieve its development goals!...
Top Services:
Web Development
Mobile App Development
Software Development
eCommerce Development
WordPress Website Design
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Location
Austin, Texas
Number of Employees
100 - 249
Average Hourly Rate
$49/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
14 Projects Listed
Rubico Services
Web Development
Mobile App Development
Software Development
eCommerce Development
WordPress Website Design
Web Design
IT Services
UI/UX Design
Digital Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
NASA
Cru
Chick-fil-A
Gordon Conwell
Paxter
SIL
1010 Discs
Eduspire Solutions
Total Registration
University of Michigan
Data sourced from the agency's DesignRush profile
Rubico Reviews & Testimonials
Aaron Farney
Review from Google
5.0★
Aaron Farney's Review Sourced from Google
we have been working with Rubico for a couple of years now and they have been great to work with in all aspects. great value for money and high quality work product. highly recommended to anyone who is looking to rebuild their website.
Keith Zimmerman
Review from Google
5.0★
Keith Zimmerman's Review Sourced from Google
We worked with the team at Rubico on several projects over the past few years and it has been a great experience! Their customer service and commitment to the success of a project is admirable!
Steve Kahle
Review from Google
5.0★
Steve Kahle's Review Sourced from Google
Working with Rubico for years supporting large web applications and mobile projects, they continue to deliver quality work efficiently and effectively. The cost savings is also tremendous. I highly recommend the organization!
Reviews verified by DesignRush and sourced from the agency's profile
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AI-Powered Software Development For a Smarter Future
Auspicious Soft is a USA-based custom software, web & mobile app development company with 8+ years of experience serving startups, SMEs & enterprises across healthcare, fintech, logistics & more...
Top Services:
Mobile App Development
Software Development
Web Development
Blockchain
AI Development
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Location
Los Angeles, California
Number of Employees
50 - 99
Average Hourly Rate
$25/hr
Minimal Budget
$1,000 - $10,000
Auspicious Soft Pvt Ltd Services
Mobile App Development
Software Development
Web Development
Blockchain
AI Development
eCommerce Development
UI/UX Design
Web Design
Software Testing
CRM Consulting
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Offset7 ThreatIntel
Sawtiyat
Swift Ride
Data sourced from the agency's DesignRush profile
Auspicious Soft Pvt Ltd Reviews & Testimonials
Hussein Musa
CEO at PaliRoots
5.0★
Software Development Review from Hussein Musa
I have been working with this phenomenal software agency for over six years, and I can't recommend them enough! Their humility, dedication, and expertise set them apart in an industry often filled with overpromises. They deliver every time with exceptional quality and care.
A special shoutout to Anil, who has been nothing short of amazing throughout our collaboration. His deep technical knowledge, attention to detail, and commitment to understanding our unique needs have been instrumental in the success of our projects.
This team is a rare gem they dont just build software; they build relationships. They listen, adapt, and consistently go above and beyond to ensure every project exceeds expectations. If youre looking for a partner who truly values your business and works tirelessly to bring your vision to life, look no further.
Working with them has been one of the best decisions Ive made for my business. I look forward to many more years of collaboration!
Nicole Pezza
Review from Google
5.0★
Nicole Pezza's Review Sourced from Google
The dev team has been fantastic. They moved fast, delivered a high-quality site, and kept communication clear and consistent the whole way through. I couldn’t have asked for a better experience! Thank you team 🙌🏻
Mala Kumari
Review from Google
5.0★
Mala Kumari's Review Sourced from Google
Working with the Auspicious Soft team on our website and online portal development has been an excellent experience. Their professionalism and proactive communication made the entire process smooth and highly collaborative. They consistently delivered high-quality work on time and responded quickly to feedback.
What stood out most was their dedication to understanding our requirements and translating ideas into a functional, user-friendly platform. The team brought valuable insights and thoughtful solutions throughout the build, making the experience efficient and enjoyable.
I highly recommend Anil and his team to anyone looking for website development. We look forward to working with you and your team on all future projects and want to express our heartfelt appreciation for your dedication and professionalism. Thank you!
Reviews verified by DesignRush and sourced from the agency's profile
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SrinSoft Technologies is a global IT consulting firm focused on IBM i (AS/400) modernization and enterprise integration for mid-to-large organizations. Founded in 2005, the company helps manufacturing, logistics, retail, and finance organizations drive enterprise modernization and digital transformation...
Top Services:
ERP Consulting
DevOps Consulting
IT Compliance Solution
Cloud Consulting
Software Testing
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Location
Boca Raton, Florida
Number of Employees
500 - 999
Average Hourly Rate
$40/hr
Minimal Budget
$1,000 - $10,000
SrinSoft Services
ERP Consulting
DevOps Consulting
IT Compliance Solution
Cloud Consulting
Software Testing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
KNDCODE delivers quick and easy access to custom-tailored technology solutions, nearshore services and team augmentation that multiply organizational efficiency, and maximize usability...
Top Services:
AI Development
Software Development
Mobile App Development
Web Development
UI/UX Design
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Location
Carmel, Indiana
Number of Employees
50 - 99
Average Hourly Rate
$50/hr
Minimal Budget
$1,000 - $10,000
KNDCODE Services
AI Development
Software Development
Mobile App Development
Web Development
UI/UX Design
Cybersecurity
IT Services
Product Design
Software Testing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
At QualiTlabsTM, we specialize in providing innovative software testing solutions that ensure the highest levels of software quality at the pace demanded by AI, Agile, and DevOps methodologies. Our commitment to excellence drives us to deliver exceptional digital experiences across various industries...
Top Services:
Mobile App Development
Software Testing
Location
Austin, Texas
Number of Employees
50 - 99
Average Hourly Rate
$14/hr
Minimal Budget
$1,000 - $10,000
QualiTlabs Services
Mobile App Development
Software Testing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
BrowserStack
Chargezoom
Cloudlex
Data sourced from the agency's DesignRush profile
QualiTlabs Reviews & Testimonials
Sharan Kumar
Review from Google
5.0★
Sharan Kumar's Review Sourced from Google
QualiTlabs provides a positive and professional work environment with a strong focus on quality and continuous learning. The team is supportive, management is approachable, and the company encourages collaboration and skill development. It’s a great place to work on real-time projects and improve both technical and professional skills. Wishing the company continued success and growth.
Reviews verified by DesignRush and sourced from the agency's profile
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At Briskstar Technologies, we have 6+years of experience in core development which makes valuable additions to help clients to grow their business. We have an experienced team of developers based out in India who can assist clients remotely as per their time zone with a weekly reporting structure...
Top Services:
Web Development
eCommerce Development
UI/UX Design
Software Testing
AI Development
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Location
Torrance, California
Number of Employees
50 - 99
Average Hourly Rate
$20/hr
Minimal Budget
$1,000 - $10,000
Briskstar Technologies Services
Web Development
eCommerce Development
UI/UX Design
Software Testing
AI Development
Mobile App Development
Web Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Magestic Asset Management Inc
B-Roll
Xenatus Global
Data sourced from the agency's DesignRush profile
Briskstar Technologies Reviews & Testimonials
Yogesh Solanki
Review from Google
5.0★
Yogesh Solanki's Review Sourced from Google
Working at Briskstar has been a positive experience thanks to its supportive management, friendly team culture, and focus on excellence. The company values transparency, innovation, and continuous improvement, making it an enjoyable place to build a career.
Ekta Patel
Review from Google
5.0★
Ekta Patel's Review Sourced from Google
Excellent service and professional team. They delivered the project on time with great quality and provided quick support whenever needed. Highly recommended for reliable IT solutions.
Dhwani Shah
Review from Google
5.0★
Dhwani Shah's Review Sourced from Google
Excellent AI and IT services! The team is very professional and delivers high-quality work on time. Their AI solutions are smart, fast, and very helpful for business growth. IT support and development work are also very impressive. Communication is smooth and they understand client requirements perfectly. Highly recommended for anyone looking for reliable AI and IT services.
Reviews verified by DesignRush and sourced from the agency's profile
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What services does a software testing company provide for your business in the United States?
They provide a comprehensive range of services designed to validate and improve software quality through systematic evaluation and advanced tooling.
Core testing services include:
Quality assurance and testing strategy: Audits software and defines testing scope, priorities, coverage, approach, and reporting.
Functional testing: Verifies that software features work according to specified business and functional requirements.
Regression testing: Detects unintended issues introduced by system changes and releases.
Performance and load testing: Measures the application’s reliability and responsiveness during peak usage.
Security testing: Identifies and resolves security vulnerabilities and tests against compliance and governance requirements.
Usability testing: Assesses user experience, interface intuitiveness, and overall accessibility of the solution.
Integration and API testing: Validates how different system components and third-party services work together.
In addition to these services, software testing companies implement a mix of manual (often for exploratory and user experience-focused scenarios) and automated (repeatable checks throughout the development cycle for speed and consistency) testing models.
How much does software testing cost?
Software testing costs about 15%-25% of the development costs or 23% of the IT budget. In terms of hourly rates, US software testing companies charge an average of $100-$250 per hour, with more complex systems or specialized tests going beyond $300/hour.
The final rate will depend on solution complexity, testing coverage, quality requirements, project timeline, and current technical debt.
Here’s how much software testing costs as a percentage of the software development budget:
Critical systems and highly regulated industries: 40%-50%
Enterprise applications: 25%-35%
Consumer-facing applications: 15%-25%
Mobile applications: 20%-30%
In practice, basic one-time testing projects, such as a website penetration test, cost approximately $5,000-$10,000.
On the other hand, continuously evolving software solutions that require regular comprehensive testing can fetch between $20,000 and $70,000+ per month.
Are there any additional costs to consider when working with US software testing agencies?
Beyond project scope, complexity, and timeline, these are additional costs to consider when working with software testing agencies in the USA:
Tooling and platform fees: Software license or subscription fees for device farms, performance testing platforms, and security scanning tools may be billed separately from the company’s overall rates.
Device/browser lab coverage: For tests that require broad compatibility coverage, costs can increase based on access to real devices, operating system versions, and browsers.
Scope growth: New testing requirements, additional integrations, new platforms (mobile/web), or expanding acceptance criteria often require a change order.
Additional test cycles: Extra rounds of re-testing and regression tests beyond what’s defined in the service level agreement (SLA) incur additional costs.
Defect remediation effort: Fixing defects is often outside the testing scope and is billed as an additional engineering or development fee.
Compliance and security deliverables: If you require additional formal evidence (e.g., audit artefacts and traceability) or expanded security testing, expect incremental charges.
How long does software testing usually take?
On average, software testing takes around 20%-40% of the total software development time. However, the final timeline will depend on infrastructure complexity, test scope and methodology, and quality requirements.
Here’s an approximate software testing timeframe based on the typical software project schedules:
Full Release Schedule
Software Testing Timeframe
Small software builds (e.g., Landing platforms)
12-24 weeks
2-4 weeks
Mid-sized builds (e.g., Fully customized mobile apps)
16-40 weeks
3-4 months
Large builds (e.g., Multi-module platforms)
36-144 weeks
6-12 months
Notably, software testing is often integrated into the software development lifecycle (SDLC). As such, it’s common to see QA and testing done in 1-2-week sprints rather than a separate stage altogether.
What industries do US software testing firms typically work with?
US software testing providers work with a wide range of industries, as all digital solutions need to be tested in some capacity. However, these are the sectors that quality assurance (QA) and testing experts work in based on the State of Testing Report 2025:
Tech: 35.2%
Finance and insurance: 16.9%
Others: 12.7%
Healthcare: 10.9%
Business and information: 4.5%
Retail: 4.1%
Marketing: 3.7%
Transportation: 3%
Government: 3%
Gaming: 2.6%
Education: 1.9%
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