Explore leading software testing companies that launch high-performing products, detect bugs early, improve stability, and ensure every feature works correctly across devices and environments. For teams focused on the US market, we also highlight trusted partners with region-specific expertise, including top US-based software testing companies.

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.

United States × New Jersey ×
  • Azumo

    VerifiedVerified by the DesignRush team for authenticity and credibility.

    Build Intelligent Apps for Web, Mobile, Data, AI and Cloud

    Azumo helps businesses build intelligent apps by providing top-tier developers skilled in AI, data engineering and enterprise web & mobile applications. Our expertise has earned the trust of industry leaders like Facebook, Twitter, Discovery, Zynga, and NCSoft...

    Top Services:

    • AI Development
    • Software Development
    • Staff Augmentation
    • Mobile App Development
    • Big Data Analytics
    • Show more
    Location
    Jersey City, New Jersey
    Number of Employees
    100 - 249
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    9 Projects Listed

    Azumo Services

    • AI Development
    • Software Development
    • Staff Augmentation
    • Mobile App Development
    • Big Data Analytics
    • DevOps Consulting
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Discovery Channel
    • Meta
    • Zynga
    • Jostens
    • Assembled Brands
    • NGL
    • NCSoft
    • Twitter
    • Horoscope.com
    • Bento
    Data sourced from the agency's DesignRush profile

    Azumo Reviews & Testimonials

    • Michael S.
      Michael S. Director at Software Development Company
      5.0★

      Software Development Review from Michael S.

      We selected Azumo to develop our software. We transitioned from another development company, so Azumo was initially responsible for migrating our existing code and environments. We are currently still working with Azumo as our nearshore software development team on adding new items to our software.

    • Anonymous
      Anonymous CTO at Healthcare Company
      5.0★

      UI/UX Design Review from Anonymous

      Azumo helped us migrate our existing UIs into a new framework, creating reusable components and the infrastructure needed for future development. The developer they assigned became a seamless part of our team, always punctual, responsive, and a great fit overall.

    • Anonymous
      Anonymous VP Product & Engineering at Sales & Mktg Software Company
      5.0★

      Software Development Review from Anonymous

      Thanks to Azumo’s work, our product is now more scalable, optimized, and ready for a growing user base. Their team has managed the engagement effectively, keeping us updated and addressing any challenges along the way. We’ve appreciated their constant availability and proactive communication.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Testmatick

    VerifiedVerified by the DesignRush team for authenticity and credibility.

    Where Quality Meets Excellence in Software Testing

    TestMatick delivers quality in software testing across a wide range of industries from finance to entertainment. With our skilled quality assurance team, we can begin testing projects of any complexity within 24 hours. Our unique mix of technical expertise, industry knowledge, and professional methodologies...

    Top Services:

    • Software Testing
    Location
    Jersey City, New Jersey
    Number of Employees
    100 - 249
    Average Hourly Rate
    $14/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed

    Testmatick Services

    • Software Testing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Hubrick
    • Sweetrush
    • PageSuite
    • Doppler Labs
    • KEYPR
    • oneUp
    • Grape
    • Global-e
    Data sourced from the agency's DesignRush profile

    Testmatick Reviews & Testimonials

    • Linda Cooper
      Linda Cooper Vice President Development & Operations at Daxor
      5.0★

      Software Testing Review from Linda Cooper

      I want to commend your team for their excellent work on our recent software testing project. They were thorough, communicated well, and delivered on time. Their expertise, flexibility, and attention to detail made our software reliable and safe for our healthcare services. Thank you for your outstanding efforts!

    • Megan Christopher
      Megan Christopher Account Director at Rethink
      5.0★

      Software Testing Review from Megan Christopher

      I would like to take this opportunity to provide feedback on the recent software testing project that I had the pleasure of working on. Overall, the project was a success, and I want to commend the team for their hard work and dedication.

    • Paul Galido
      Paul Galido Marketing at SCS International
      5.0★

      Software Testing Review from Paul Galido

      Worked with Nataliia and she was outstanding in her work. Highly recommend.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Designli

    VerifiedVerified by the DesignRush team for authenticity and credibility.AI LeaderRecognized for strong visibility across AI-powered search and answer engines.
    Build software people actually pay for.

    Build software people actually pay for.

    At Designli, we turn software into real, revenue-generating businesses and we measure our success by yours. Real users on a working MVP in 30 days, guaranteed. Senior teams paid on outcomes, not promises. First 14 days fully refundable...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • Web Development
    • Web Design
    • Show more
    Location
    Jersey City, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $85/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    17 Projects Listed
  • TRIARE

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    TRIARE unlocks IT potential of YOUR business

    TRIARE unlocks IT potential of YOUR business

    TRIARE provides comprehensive services encompassing the entire software development lifecycle of WEB and MOBILE applications, along with UI/UX Design, Prototyping, Business Analysis, and software testing...

    Top Services:

    • Mobile App Development
    • WordPress Website Design
    • Web Development
    • Software Development
    • Web Design
    • Show more
    Location
    Jersey City, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $45/hr
    Portfolios Count
    65 Projects Listed
  • Mobile and software app development executed with perfection!

    Mobile and software app development executed with perfection!

    TVISHA is a dynamic technology company that envisions and crafts innovative digital solutions. With an unwavering commitment to excellence, we stand as a trusted partner on the forefront of technological evolution especially mobile and publishing app development...

    Top Services:

    • Mobile App Development
    • Web Design
    • Software Development
    • AI Development
    • eCommerce Development
    • Show more
    Location
    Edison, New Jersey
    Number of Employees
    100 - 249
    Average Hourly Rate
    $10/hr
    Portfolios Count
    5 Projects Listed
  • Recommended by 96% CEO, CTO and COO Globally

    Recommended by 96% CEO, CTO and COO Globally

    At SPEC INDIA, we are Empowering businesses with AI in the digital world. With more the 36+ years of experience in the tech space we have been delivering bespoke software solution that power businesses worldwide. Our commitment and assurance of quality makes us stand out in the market....

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Software Testing
    • Show more
    Location
    Bridgewater, New Jersey
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    54 Projects Listed
  • Product Innovation at It's Best!

    Product Innovation at It's Best!

    Langate is a software development services provider with a focus on digital transformation and serving clients in various industries, with a strong emphasis on healthcare software development...

    Top Services:

    • Mobile App Development
    • Software Testing
    • Software Development
    • IT Services
    • Big Data Analytics
    • Show more
    Location
    Jersey City, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    10 Projects Listed
  • Your Trusted Partner in Software Development, Product Design and QA

    Your Trusted Partner in Software Development, Product Design and QA

    inVerita is a global software, AI, and data engineering company with 150+ engineers across Europe, the USA, and Latin America(Colombia). We build secure, scalable solutions for healthcare, fintech, logistics, retail, defense, and e-learning...

    Top Services:

    • Software Development
    • Big Data Analytics
    • AI Development
    • Product Design
    • Software Testing
    • Show more
    Location
    Jersey City, New Jersey
    Number of Employees
    100 - 249
    Portfolios Count
    16 Projects Listed
  • The Suitch is a professional app development and design agency based in New Jersey.

    The Suitch is a professional app development and design agency based in New Jersey.

    The Suitch is a leading digital transformation agency servicing a range of unicorn startups and global brands. We strategize, design, and develop user-facing technology that wins in the marketplace...

    Top Services:

    • Public Relations
    • Design Services
    • Digital Strategy
    • Web Development
    • Web Design
    • Show more
    Location
    Jersey City, New Jersey
    Number of Employees
    100 - 249
    Minimal Budget
    $1,000 - $10,000
  • Governed, Audit-ready Agentic Copilots for Software Companies

    Governed, Audit-ready Agentic Copilots for Software Companies

    Focaloid is an AI-first, governance-first engineering partner helping regulated SaaS companies build, deploy, and scale AI systems with confidence...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • Software Testing
    • UI/UX Design
    • Show more
    Location
    Newark, New Jersey
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    7 Projects Listed
  • Your Reliable Crowdsourced Testing Partner

    Your Reliable Crowdsourced Testing Partner

    Ubertesters is a crowdtesting company that allows organizations to outsource the power of the crowd for their own digital testing or QA needs by using remote global vetted testers with devices...

    Top Services:

    • Software Testing
    Location
    Ramsey, New Jersey
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
    Minimal Budget
    Under $1,000
  • A Full-Cycle Software Development Company

    A Full-Cycle Software Development Company

    Ingsoftware is a full-stack adaptive software development partner for growth-minded organizations...

    Top Services:

    • Software Development
    • Mobile App Development
    • Staff Augmentation
    • Wearables
    • Software Testing
    • Show more
    Location
    Princeton, New Jersey
    Number of Employees
    100 - 249
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $10,000 - $25,000
  • Bringing together passion and expertise!

    Bringing together passion and expertise!

    Artezio is a well-established US-based custom development firm that offers a wide range of IT services to businesses worldwide...

    Top Services:

    • Mobile App Development
    • Software Development
    • Software Testing
    • Branding
    • Show more
    Location
    Princeton, New Jersey
    Number of Employees
    250 - 499
    Average Hourly Rate
    $26/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • Solutions Focused On Your Business

    Solutions Focused On Your Business

    ConvergeSol is a US-based technology consulting and custom software development company specializing in AI, SaaS, cloud, Salesforce, and enterprise applications. We build, modernize, and manage secure, scalable solutions for startups, SMBs, and enterprises...

    Top Services:

    • Software Development
    • IT Services
    • Big Data Analytics
    • AI Development
    • Software Testing
    • Show more
    Location
    Princeton, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • Overcoming challenges through apps!

    Overcoming challenges through apps!

    Xduce is more than a technology company; we're architects of digital transformation. With an unwavering focus on innovation, we've been reshaping industries since our inception. Our influence spans across the globe, redefining businesses and markets...

    Top Services:

    • Software Development
    • Software Testing
    • Mobile App Development
    • Cloud Consulting
    • Big Data Analytics
    • Show more
    Location
    Edison, New Jersey
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • Cybersecurity. Protection against vulnerabilities, data loss and DDoS. Penetration test. Protection

    Cybersecurity. Protection against vulnerabilities, data loss and DDoS. Penetration test. Protection

    Datami is a team of cybersecurity specialists who know all possible vulnerabilities that may damage your data. We provide complete scanning of web resources with detailed description of vulnarabilities found on your website. Will remove any malicious code and hidden scripts...

    Top Services:

    • Cybersecurity
    • IT Services
    • UI/UX Design
    • Software Testing
    • Digital Marketing
    • Show more
    Location
    New Jersey, New Jersey
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Custom Software That Works In The Real World

    Custom Software That Works In The Real World

    SoftDoes builds custom software, AI, and web applications for mid-market companies that need enterprise-grade results without the overhead of an in-house team. U.S.-based leadership. Full IP ownership. No lock-in...

    Top Services:

    • Software Development
    • AI Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    Newark, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
  • We Deliver Promises

    We Deliver Promises

    Enterprises with AI, Data & Digital EngineeringGEGNAT is a global technology consulting and software engineering company specializing in Artificial Intelligence, Data Engineering, Master Data Management (MDM), Cloud Platforms, and Enterprise Digital Transformation...

    Top Services:

    • Web Development
    • eCommerce Development
    • SEO
    • AI Development
    • Mobile App Development
    • Show more
    Location
    Paterson, New Jersey
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
  • Smart IT for Sustainable Growth

    Smart IT for Sustainable Growth

    Headquartered in Newark, New Jersey, PERI is a global consulting and technology services company specializing in industry-specific solutions, strategic outsourcing and integration services...

    Top Services:

    • IT Services
    • Software Testing
    • Big Data Analytics
    Location
    Newark, New Jersey
    Number of Employees
    500 - 999
  • Sketch Development Services

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    Build it. Run it. Own it.

    Build it. Run it. Own it.

    We embed development teams to build the right AI-enabled custom software, and equip your team to run it...

    Top Services:

    • Software Development
    • Cloud Consulting
    • UI/UX Design
    • eCommerce Development
    • DevOps Consulting
    • Show more
    Location
    Jersey City, New Jersey
    Number of Employees
    Under 49
    Minimal Budget
    $50,000 & Up
  • Digital Solutions

    Digital Solutions

    We build digital solutions suitable for each business size.Nile bits provides the best digital services that deliver scalable, robust, and cost effective digital solutions. A team of world class professionals provide you proven expertise to ensure the quality and reliability of the services we provide for...

    Top Services:

    • Software Development
    • UI/UX Design
    • Web Development
    • Software Testing
    • Mobile App Development
    • Show more
    Location
    Holmdel, New Jersey
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
  • Engineering Partner for Grateful Outcome

    Engineering Partner for Grateful Outcome

    Comptivia Technologies is a global IT Services and Consulting company headquarters in New Jersey USA. We work with leading companies to deliver services and technologies at scale, accelerate digital operations, develop innovative applications, and drive efficiencies throughout their organization...

    Top Services:

    • Web Design
    • AI Development
    • Software Testing
    • Software Development
    • Big Data Analytics
    • Show more
    Location
    Montville, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $70/hr
  • Transforming Businesses Through Digital Innovation

    Transforming Businesses Through Digital Innovation

    Netquall is a global IT solutions and technology services company specializing in web design and development, web applications, custom software development, graphic design, digital marketing, and professional IT training. The company emphasizes delivering quality solutions within deadlines while maintaining...

    Top Services:

    • Web Design
    • Web Development
    • Software Testing
    • Mobile App Development
    • Software Development
    • Show more
    Location
    Wayne, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • Delivering True Value, Changing Lives

    Delivering True Value, Changing Lives

    Delivering digital solutions focused on user experience for 15 years now, Zyxware Technologies is your partner in the following steps needed for the digital transformation of your business. Customized solutions form the bedrock of our services, thanks to Drupal and our competent team of consultants,...

    Top Services:

    • IT Services
    • Web Design
    • Web Development
    • Software Testing
    • Software Development
    • Show more
    Location
    Hackensack, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
  • Digital Transformation Company

    Digital Transformation Company

    We strive to build products for Global Startups/Mid-sized business and be a part of their success story. We love Startups, we understand them. We understand the life of high ambitions, scarce resources, limited time and an unparalleled excitement...

    Top Services:

    • IoT
    • Mobile App Development
    • Blockchain
    • Software Testing
    • AI Development
    • Show more
    Location
    North Brunswick Township, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $35/hr
  • Customized SaaS Solutions with BI Web & Mobile Apps

    Customized SaaS Solutions with BI Web & Mobile Apps

    Web Design and Development Company...

    Top Services:

    • UI/UX Design
    • Web Development
    • Mobile App Development
    • IT Services
    • Web Design
    • Show more
    Location
    Saddle River, New Jersey
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • Where Quality, Time & Accuracy are valued the most!

    Where Quality, Time & Accuracy are valued the most!

    Founded in 2011, Serpent Consulting is an Odoo Partner with a global clientele. They offer Odoo implementation, customization, and training with a team of experienced professionals. They boast 45+ custom Odoo apps and modules, making them a leader in the Odoo space...

    Top Services:

    • ERP Consulting
    • CRM Consulting
    • IT Services
    • Software Development
    • Software Testing
    • Show more
    Location
    Edison, New Jersey
    Number of Employees
    100 - 249
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
  • Engineering Intelligence. Powering Possibilities.

    Engineering Intelligence. Powering Possibilities.

    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
  • Your Reliable Product Engineering Services & Digital Transformation Partner

    Your Reliable Product Engineering Services & Digital Transformation Partner

    At Infysion, we're your trusted product engineering company, offering comprehensive product engineering services and solutions. We excel in the software product engineering field, employing an agile product development process to turn innovative ideas into successful, market-ready products...

    Top Services:

    • IT Services
    • IoT
    • Cloud Consulting
    • Big Data Analytics
    • DevOps Consulting
    • Show more
    Location
    Springfield, New Jersey
    Number of Employees
    Under 49
  • Digital Transformation, Delivered On Time

    Digital Transformation, Delivered On Time

    Nimap Infotech: Leading IT solutions provider specializing in web development, mobile app development, and software services. With a focus on innovation and client satisfaction, Nimap offers scalable and customized solutions to meet diverse business needs...

    Top Services:

    • IT Services
    • Managed Services
    • Staff Augmentation
    • Software Development
    • Mobile App Development
    • Show more
    Location
    Jersey City, New Jersey
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000

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Frequently Asked Questions About Software Testing Companies

What services do software testing firms provide?

Software testing companies provide different testing services to identify errors, security risks, performance issues, and how the software behaves in real-life situations and across devices. As part of their software testing service, they also check if each feature works as expected, fix bugs, make improvements, and make sure new software development updates don’t break existing functions, so the software quality remains stable. 

Core services include: 

  • Functional testing  
  • Performance testing  
  • Security testing  
  • Usability testing  
  • Regression testing   
  • Automation testing  
  • Accessibility testing    
  • Mobile app testing  
  • API testing  
  • Compatibility testing across devices/browsers  
  • Compliance testing  
  • Testing with artificial intelligence (AI) tools
  • QA audit 

How much do software testing services cost?

Hourly rates for QA testing range from $25 to $200+. The final cost is determined based on the size of the software or application, its complexity, required testing type, tech stack (custom-built and older legacy systems cost more), and niche.  

The rate will also depend on the seniority of the software tester. Across the United States, junior quality assurance (QA) tester may charge $70 to $110 per hour, while the rate for a senior QA mentor and automation engineer can range from $130 to $200 per hour.   

Special software testing services such as QA audit goes from $5,000 to $25,000. 

How can businesses know what type of software testing do they need?

Businesses can determine what type of testing solutions they need based on the potential impact of failures and the likelihood of defects. Namely, if they encounter:  

  • Core functionality issues: Use functional testing to verify features work as expected 
  • Unstable code or new features: Use unit testing for individual components and integration testing for modules working together 
  • Poor system stability after updates: Seek regression testing to make sure new changes didn't break existing features 
  • Performance and load issues: Use performance and load testing to evaluate speed and scalability 
  • Security issues: Security and penetration testing are commonly used across apps handling sensitive user data 
  • Hard-to-navigate user experience (UX): Pursue usability testing to determine how intuitive the application is for end users 
  • Low compatibility across devices: Compatibility testing can evaluate how good the app works on different browsers, devices, and OS versions 

There is also the option to choose between manual and automated testing.  

Is automated testing more expensive than manual testing?

As an investment, automated testing is pricier than manual testing but offers a lower cost-per-test over time as it can run the same scripts repeatedly, without human intervention. Conversely, manual testing entails lower upfront fee, but its cost grows linearly as the project grows, as every test cycle requires paid hours from QA testers.  

So, for short-term projects or ones with shifting requirements, manual testing is considered a more economical option, whereas for maintenance and regression cycles, automated testing grants better return on investment. 

The main distinction between these methodologies is that manual testing relies on human observation and interaction to identify defects, whereas automated testing uses software scripts to compare outcomes against predicted results.  

Manual testing is best suited for exploratory testing, usability assessments, ad-hoc bug hunting, and minor hotfix verifications where script development would be inefficient. Automated testing, on the other hand, is primarily used for regression testing to make sure the new code does not break existing features. 

How do businesses measure the effectiveness of software testing?

The effectiveness of the software testing is measured via: 

  • Code coverage: The percentage of the code that has been tested 
  • Defect density: The number of defects found per unit of code 
  • Test case effectiveness: The percentage of test cases that identify defects; helps prune redundant and ineffective tests 
  • Time to detect and fix defects: The time it takes to identify and fix software defects and software bugs 
  • Defect leakage: The number of bugs that "escaped" to production versus those caught during the testing phase  

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