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.
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.
With a global presence in New York, Dubai, and Kyiv, RFO Solutions stands as a premier agent of innovation in the tech world. Our spectrum of offerings includes tailored software development, expert team augmentation, and insightful consulting services, all designed to empower your digital journey.We...
Top Services:
- Web Design
- UI/UX Design
- eCommerce Development
- Web Development
- WordPress Website Design
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- Location
- New York City, New York
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $1,000 - $10,000
We provide top-quality custom software solutions and help tech companies scale up their teams...
Top Services:
- Digital Services
- Product Design
- Web Design
- Wearables
- Software Development
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- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $1,000 - $10,000
We employ industry-standard security protocols and state-of-the-art technology to secure our systems and networks. This includes robust firewalls, data encryption, secure data centers, and stringent access controls. We regularly update our security infrastructure to stay ahead of emerging threats and...
Top Services:
- Mobile App Development
- DevOps Consulting
- eCommerce Development
- Web Design
- AI Development
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- Location
- Austin, Texas
- Number of Employees
- Under 49
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $1,000 - $10,000
Dev Centre House Ireland is a leading software development company in Ireland, delivering bespoke AI, web, mobile, and blockchain solutions across tech. Our local team and 100+ engineers help Norwegian enterprises build scalable, cutting-edge digital products...
Top Services:
- Software Development
- Mobile App Development
- Web Development
- Cloud Consulting
- DevOps Consulting
- Show more
- Location
- Chicago, Illinois
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $29/hr
- Minimal Budget
- $1,000 - $10,000
Zaam AI Tech is a global technology partner delivering AI and machine learning development, mobile app development, and UI/UX design services. With teams across London, Dubai, Istanbul, Bangalore, and California, we help startups and enterprises build secure, scalable, user-focused digital products, from...
Top Services:
- Digital Services
- Branding
- Graphic Design
- Wearables
- AI Development
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- Location
- Wyoming, Pennsylvania
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
Web Design and Development Company...
Top Services:
- UI/UX Design
- Web Development
- Mobile App Development
- IT Services
- Web Design
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- Location
- Saddle River, New Jersey
- Number of Employees
- Under 49
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
The Demski Group is a full-stack mobile and web development firm that creates beautiful, engaging, state-of-the-art applications and designs to help businesses grow and succeed...
Top Services:
- Mobile App Development
- Software Development
- IoT
- AI Development
- VR/AR
- Show more
- Location
- Olean, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $80/hr
- Minimal Budget
- $1,000 - $10,000
At Macgroup, we're your all-in-one IT agency specializing in branding, software development, product design, and digital marketing. Our mission is to deliver cutting-edge solutions that align with our clients' goals without compromising quality...
Top Services:
- Branding
- Web Design
- Web Development
- eCommerce Development
- Software Development
- Show more
- Location
- Las Vegas, Nevada
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
CXDESIGNS is your reliable digital marketing partner for the past 2 years. With a dedicated team of 10, we specialize in serving the hospitality, retail, restaurant, and online ecommerce sectors. We're not just about web design and branding strategy, we're about aligning with your goals, researching your pain...
Top Services:
- Digital Services
- Graphic Design
- Video Production
- Web Design
- UI/UX Design
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- Location
- Marietta, Georgia
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
A trusted partner in software engineering and staff augmentation, delivering scalable products with a focus on quality over quantity. We provide comprehensive IT solutions tailored to your business needs...
Top Services:
- Web Development
- Staff Augmentation
- UI/UX Design
- Mobile App Development
- Software Development
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- Location
- Bronx, Idaho
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
Next Hire Inc. is a premier remote staffing partner that connects businesses with pre-vetted global talent in under 48 hours. Specializing in IT, AI, and digital marketing, we eliminate the friction of traditional hiring by providing instant access to the top 3% of professionals. Our model is built on trust...
Top Services:
- Digital Services
- Graphic Design
- Web Design
- Web Development
- Social Media Marketing
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- Location
- Las Vegas, Nevada
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
MoonSofts helps startups and growing businesses turn ideas into reliable software products, from MVP development to scalable web, mobile, AI, and SaaS solutions. We focus on speed, trust, and long-term partnership, not just code delivery...
Top Services:
- Digital Services
- Web Design
- UI/UX Design
- eCommerce Development
- Web Development
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- Location
- Minneapolis, Minnesota
- Number of Employees
- Under 49
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $1,000 - $10,000
LoudFace is a full-stack organic growth agency for B2B SaaS and fintech, with AI visibility measured per engine. We run GEO, SEO, AEO, content, and conversion to get companies discovered across Google and AI search. We implement across your stack when the program needs it...
Top Services:
- Branding
- Design Services
- Digital Strategy
- Web Development
- AEO
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- Location
- San Francisco, California
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
We offer SEO, GEO and Web Dev services to professionals to get them ranking on search engine platforms and cited by AI...
Top Services:
- AEO
- SEO
- Digital Marketing
- Web Design
- Email Marketing
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- Location
- Chicago, Illinois
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $1,000 - $10,000
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
- Show more
- Location
- Carmel, Indiana
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
Povio is a company that is based in San Francisco and specializes in designing and developing digital products that make a positive impact. With over 1000 successful projects delivered and a team of over 200 skilled professionals, we have collaborated with multinational companies like VW, unicorns such as...
Top Services:
- Product Design
- Web Development
- UI/UX Design
- Mobile App Development
- Web Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $1,000 - $10,000
AZ Konnect is an AI-native operations and sales agency that builds autonomous growth infrastructure for modern enterprises. Operating globally from Miami and Dubai, they replace fragmented manual workflows with bespoke, intelligent digital ecosystems. The agency specializes in 24/7 AI sales agents, smart...
Top Services:
- Software Development
- Mobile App Development
- IT Services
- CRM Consulting
- Business Consulting
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- Location
- Miami, Florida
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
Divogue is an AI engineer staff augmentation company that places pre-vetted, AI-fluent engineers from LATAM and APAC with US tech teams in under 14 days. Every engineer is screened for fluency in modern AI tools like Cursor, Claude, and Copilot, works in full overlap with US business hours, and costs roughly...
Top Services:
- Staff Augmentation
- AI Development
- Mobile App Development
- Software Development
- Web Development
- Show more
- Location
- Wyoming, Pennsylvania
- Number of Employees
- Under 49
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $1,000 - $10,000
Autymate helps franchisors and multi-location businesses simplify reporting, automate data workflows, and get clearer visibility across sales, royalties, KPIs, and location performance. Instead of relying on spreadsheets and delayed reports, teams can use Autymate to reduce manual work, spot performance gaps...
Top Services:
- Digital Services
- UI/UX Design
- Advertising
- Social Media Marketing
- AI Development
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- Location
- Nashville, Tennessee
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $1,000 - $10,000
Beyond product development, Artilence also runs a growth and SEO practice, delivering content, local search optimization, and B2B outreach for its own brand and client accounts spanning healthtech, BPO, and civil engineering sectors...
Top Services:
- Web Design
- Web Development
- WordPress Website Design
- eCommerce Development
- UI/UX Design
- Show more
- Location
- St. Petersburg, Florida
- Number of Employees
- Under 49
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
Emorphis Technologies is a software development company having offices in the USA, UK, in India, offering its services for Digital transformation in enterprise mobility solutions, cloud computing services, backend development, salesforce consulting services, healthcare software development and more...
Top Services:
- Software Development
- Software Testing
- Mobile App Development
- Wearables
- IT Services
- Show more
- Location
- Broadlands, Virginia
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
Bitsol Technologies is a global, multifaceted provider of software development services that turns your difficult business issues into digital solutions...
Top Services:
- Software Testing
- Mobile App Development
- Web Development
- Product Design
- Cloud Consulting
- Show more
- Location
- Dallas, Texas
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Dynamisch is an AI-first technology company with 14+ years of experience helping businesses design, build, and scale intelligent digital products across AI, cloud, IoT, and product engineering...
Top Services:
- AI Development
- Blockchain
- Software Development
- VR/AR
- Mobile App Development
- Show more
- Location
- Edison, New Jersey
- Number of Employees
- 100 - 249
- Minimal Budget
- $1,000 - $10,000
DataCouch is a global AI capability partner delivering AI consulting, enterprise training, managed services, and TrustedAI solutions for Fortune 500 organizations worldwide...
Top Services:
- Big Data Analytics
- Cloud Consulting
- DevOps Consulting
- IT Services
- AI Development
- Show more
- Location
- Cheyenne, Wyoming
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $1,000 - $10,000
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
Altiux Innovations is a software and product engineering services organization focused on helping you accelerate the development of your IoT solutions and products. We provide specialized engineering services across the entire IoT development cycle, from consulting, device engineering, cloud and mobility...
Top Services:
- IoT
- Software Development
- Software Testing
- Mobile App Development
- AI Development
- Show more
- Location
- Milpitas, California
- Number of Employees
- 50 - 99
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
A full-service IT company with ISO 9001:2015 certification, Cybrain Software Solutions provides top-notch software solutions to brands all over the world...
Top Services:
- Software Development
- Software Testing
- Mobile App Development
- IT Services
- ERP Consulting
- Show more
- Location
- Ventura, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Webmob Software Solutions is a Swiss-based technology company specializing in blockchain, AI, and Web3 development. With 9+ years of experience and ISO-certified delivery, Webmob builds real-world asset tokenization platforms, conversational AI systems, DeFi solutions, and custom software for startups and...
Top Services:
- AI Development
- Blockchain
- Mobile App Development
- Software Development
- VR/AR
- Show more
- Location
- Washington DC, Washington DC
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
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
- Show more
- Location
- Torrance, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
Sigosoft is a technology company specializing in AI-powered web and mobile application development designed to help businesses innovate and scale in the digital era. With over a decade of experience and more than 200 digital solutions delivered across 30+ countries, the company focuses on building...
Top Services:
- Web Design
- UI/UX Design
- eCommerce Development
- Web Development
- Software Testing
- Show more
- Location
- Oak Park, Illinois
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
We craft animated, interactive websites powered by 3D visuals, motion and modern development, helping brands stand out with immersive digital experiences. We help turn your initial idea into a high-quality, custom mobile solution designed to support and accelerate your growth...
Top Services:
- Mobile App Development
- Web Development
- Web Design
- Design Services
- Software Testing
- Show more
- Location
- Henderson, Nevada
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
Metatech Official is a Mobile App Development Company in Pakistan delivering custom Android, iOS, and cross-platform applications for startups, SMEs, and enterprises. Our services include UI/UX design, backend development, API integrations, testing, and support. We also build ecommerce, fintech, healthcare...
Top Services:
- Mobile App Development
- Blockchain
- Software Development
- AI Development
- IoT
- Show more
- Location
- Houston, Texas
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Aress Software is a global IT services and software development company that delivers custom digital solutions for businesses worldwide. With over 25 years of experience, it specializes in software development, cloud computing, DevOps, AI & data engineering, cybersecurity, and 24/7 managed IT support...
Top Services:
- Software Development
- Cybersecurity
- IT Services
- CRM Consulting
- Cloud Consulting
- Show more
- Location
- Woburn, Massachusetts
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $1,000 - $10,000
Software Testing Companies by City
Software Testing Companies by State
Popular Services
Hiring Guide: How to Choose the Best Software Testing Company in the US
What do the best software testing companies in the US do for businesses?
They help businesses reduce release risks, enhance user experience, and strengthen security posture by ensuring that the finished solution meets industry and business-specific standards.
In fact, research found that fixing bugs before product release results in 6.5x less cost than resolving the issue after launch.
Moreover, automating load and performance tests can accelerate the regression testing timeline by up to 90%.
Gartner’s study also found that the top reasons that organizations use automated testing are to improve product quality (60%), accelerate deployment speed (58%), and enhance department agility (41%).
How to choose the best company for your business?
To choose the best US software testing company for your business, evaluate its expertise and experience against your requirements. Here are some steps to guide you:
- Define testing requirements
Outline current software issues, testing goals and priorities, project scope, compliance requirements, budget, and timeline. - Search for relevant experience
Evaluate case studies and client references to find a company familiar with your industry-specific requirements, tech stack, and testing coverage and methodology. - Conduct due diligence
Assess the company’s certifications, vendor partnerships, awards and recognitions, and client reviews to confirm it’s trustworthy and credible. - Issue a request for proposal (RFP)
Provide a detailed project brief illustrating your business's current predicaments, so that the company can provide an accurate quote that aligns with your needs. - Schedule a consultation
Meet the team who’ll work on your project and request sample reports or pilot tests to further gauge project fit. - Make your decisions
Beyond technical proficiency, select an agency that aligns with your values and is capable of supporting your growing needs with flexible team sizes and service levels.
Need help finding a US software testing company? Visit our Marketplace and submit your project brief. We’ll connect you with the most suitable companies — free of charge.
What questions should you ask a US software testing firm before hiring?
Before hiring a US software testing firm, consider asking these questions:
Relevant Background
- How familiar are you with our industry-specific requirements? What deliverables can you provide to help us comply with the regulations?
- Can you share projects similar to our testing coverage, methodology, and criteria?
- What testing tools and frameworks do you use?
Services and Processes
- What is your software testing process — from discovery and planning to execution and reporting?
- How will you set up/manage test environments and test data?
- How do you balance manual vs automated testing? What are your criteria for automating tests?
- How do you handle access control, credentials, and confidentiality?
Relevant to Your Project
- What test types do you recommend for us, and why?
- What are your SLAs for triage, retesting, and regression after fixes?
- How do you measure quality and progress (coverage, defect trends, escape rate, release readiness)?
What are common mistakes to avoid when hiring a software testing agency?
Selecting the right testing partner requires careful evaluation beyond surface-level factors.
Common mistakes include:
- Choosing based solely on cost: The cheapest option often leads to lower quality, missed defects, and costly rework. Organizations should evaluate "results per dollar" rather than "hours per dollar."
- Failing to define requirements clearly: Vague project scopes lead to miscommunication, scope creep, and budget overruns. Clear documentation of testing objectives, success criteria, and testing entrance and exit criteria is essential.
- Underestimating testing needs: Setting up additional testing environments and infrastructures beyond the agreed scope leads to longer project timelines and higher fees. One way to avoid this is to ask the company to conduct audits, so you can more clearly define the testing needs and strategies.
- Neglecting long-term maintenance planning: Testing isn’t a one-time launch task. Without ongoing QA as the product changes, defects and security gaps reach users and become far more expensive to fix after release.
- Ignoring communication and cultural fit: Testing teams need to integrate with development workflows. Time zone differences and communication barriers can impact collaboration quality.
When asked about the most significant challenges to automated software testing deployment, struggles with implementation (36%), automation skill gaps (34%), and high upfront costs (34%) were among the most commonly reported.
How to evaluate the effectiveness of a US software testing firm?
Per the State of Testing Report, these are the most common metrics businesses are using to measure a software testing team’s effectiveness:
- Test coverage (56%): Compares how much of the software has been tested to determine the thoroughness of the testing process.
- Defect metrics (54%): Measures the number of identified defects, organizes them according to severity, and the rate at which they’re identified.
- Test execution metrics (45%): Monitors the speed, progress, and outcomes of running tests through test execution rate, test pass/fail/block percentage, and cycle time.
- Escaping defects rate (34%): Tracks the percentage of defects or issues identified after a software has been released.
- Test effectiveness metrics (25%): Identifies testing process performance in identifying defects and ensuring product quality before launch.
- Test economics (8%): Determines if the business maximizes the return on investment (ROI) of software testing.
Sources
DesignRush sustains a directory of over 40,000 agencies categorized by service category, location, expertise, and reviews. We build our database in two ways:
- Our dedicated team of agency experts actively searches the web for top-performing companies. We then pull information from their websites, online presence, and client testimonials to verify their status and qualifications prior to listing.
- The agencies listed get notified of their profiles on the website and they can choose to claim it or not, which suggests their availability for more collaborations.
Agencies can also reach out to DesignRush and must go through the verification process prior to being listed.
Why companies trust DesignRush
Every agency is independently vetted before it can be listed or ranked
4.8
4.8Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.
FAQs for Software Testing Companies
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 | 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%