Top Performance Testing Services
-
UndisclosedUndisclosed10 - 49
Services provided
Focus Areas
Aejis is a Kiev, Ukraine-based user experience agency. They specialize in UX/UI Design and Custom Software Development and were established in 2009.
Read more -
UndisclosedUndisclosed10 - 49Pleasanton, CA
Services provided
Focus Areas
Headquartered in Pleasanton, California and Vadodara, India, Exaqode is a small UX design agency. The team focuses on UX/UI Design and IT strategy consulting.
Read more -
UndisclosedUndisclosed10 - 49Coventry, England
Services provided
Focus Areas
SMQA Limited is a small ERP consulting and SI company based in Coventry, England. The team provides ERP consulting and SI and Cybersecurity.
Read more -
$1,000+$25 - $49 / hr10 - 49
Services provided
Focus Areas
Social media marketing company Media Hubster was launched in 2021. The team offers Social Media Marketing and Search Engine Optimization and is based in Sahibzada Ajit Singh Nagar, India.
Read more -
$5,000+< $25 / hr10 - 49
Services provided
Focus Areas
Launched in 2022, Mitsol Tech is a SEO company. The team specializes in Search Engine Optimization and UX/UI Design.
Read more -
$1,000+$25 - $49 / hr10 - 49Ahmedabad, India
Services provided
Focus Areas
Web design company Swizzdigi Private Limited was established in 2023. The agency offers Web Design and cloud consulting & SI, and is small.
Read more -
$5,000+$25 - $49 / hr10 - 49Panchkula, India
Services provided
Focus Areas
Headquartered in Panchkula, India, Weboapp Discovery Private Limited is a small e-commerce development company. Their services include E-Commerce Development and Application Testing.
Read more -
$1,000+< $25 / hr10 - 49
Services provided
Focus Areas
Atappisoft Technologies is an UX design agency launched in 2014. The firm specializes in UX/UI Design and cloud consulting & SI, and is small.
Read more -
$100,000+$300+ / hr10 - 49
Services provided
Focus Areas
SEO Wolves is a SEO company. Founded in 2023, the agency is in Giza, Egypt. Their services include Search Engine Optimization and UX/UI Design.
Read more -
UndisclosedUndisclosedFreelancer
Services provided
Focus Areas
Application Testing company InfoSoftQA Solutions was established in 2023. The team offers Application Testing and DevOps Managed Services.
Read more -
$1,000+< $25 / hrFreelancer
Services provided
Focus Areas
TestingOrbit is an Application Testing company. The small Bengaluru, India-based team specializes in Application Testing. The firm was founded in 2025.
Read more -
$1,000+$25 - $49 / hrFreelancer
Services provided
Focus Areas
Tech Stack is a web design agency headquartered in Cape Town, South Africa. They specialize in Web Design and IT managed services and were founded in 2026.
Read more -
$10,000+$25 - $49 / hr10 - 49
Services provided
Focus Areas
Advanced Centennial Information Technology Co. Is an ERP consulting and SI company. Based in Riyadh, Saudi Arabia, the company offers ERP consulting and SI and Custom Software Development.
Read more -
$5,000+Undisclosed50 - 249Mumbai, India
Services provided
Focus Areas
Launched in 2004, DePronto Infotech is a midsize IT staff augmentation company headquartered in Mumbai, India. Their team specializes in IT staff augmentation and API Development.
Read more -
UndisclosedUndisclosed2 - 9Meda, Italy
Services provided
Focus Areas
Millennium Technologies S.r.l., an IT managed services company, was founded in 1997. The team provides IT managed services and Application Testing and is located in Meda, Italy.
Read more -
UndisclosedUndisclosed2 - 9Edison, NJ
Services provided
Focus Areas
CommiITt, LLC is an user experience design agency. Their small team is in Edison, New Jersey and specializes in UX/UI Design and IT strategy consulting. The company was founded in 2017.
Read more -
UndisclosedUndisclosed2 - 9New York, NY
Services provided
Focus Areas
Magic BlockchainQA, a Blockchain company, was established in 2018. The firm offers Blockchain and Application Testing.
Read more -
UndisclosedUndisclosed2 - 9Newark, DE
Services provided
Focus Areas
Quantum Edge Technologies is an IT strategy consulting company. The Newark, Delaware-based firm was established in 2022. Their services include IT strategy consulting and Custom Software
Read more -
UndisclosedUndisclosed2 - 9McKinney, TX
Services provided
Focus Areas
Bean Infosystems is a big data company launched in 2020. The small team focuses on BI & big data consulting & SI and Application Testing.
Read more -
$100,000+$25 - $49 / hr250 - 999Hyderabad, India
Services provided
Focus Areas
SP Software (P) Limited, a software development firm, is headquartered in Hyderabad, India and San Jose, California. The team specializes in Custom Software Development and Artificial Intelligence.
Read more -
$10,000+$25 - $49 / hr50 - 249Islamabad, Pakistan
Services provided
Focus Areas
Launched in 2013, Synergy-IT is a midsize IT staff augmentation company. Their services include IT staff augmentation and Custom Software Development.
Read more -
$1,000+$25 - $49 / hrFreelancerKyiv, Ukraine
Services provided
Focus Areas
HeyQA is an Application Testing company. Their team is headquartered in Kyiv, Ukraine and offers Application Testing.
Read more -
$5,000+$25 - $49 / hr10 - 49
Services provided
Focus Areas
Onbyz Technologies LLC, a SEO company, is in Dubai, United Arab Emirates and Thiruvananthapuram, India. The team offers Search Engine Optimization and Pay Per Click.
Read more -
$5,000+$25 - $49 / hr50 - 249
Services provided
Focus Areas
See all 1 projectsExperience the power of on-demand clone app development with ClonifyNow. We are a leading provider of customizable, feature-rich clone apps that replicate the success of popular platforms like Uber
Read more -
Undisclosed$25 - $49 / hr50 - 249Houston, TX
Services provided
Focus Areas
Headquartered in Houston, Texas and Mississauga, Canada, Pointlab Software is a custom software development company. Their services include Custom Software Development and Web Development.
Read more -
UndisclosedUndisclosedFreelancerErie, PA
Services provided
Focus Areas
Virtual IT Solutions LLC is an IT strategy consulting company. In Erie, Pennsylvania, the team provides IT strategy consulting and cloud consulting & SI.
Read more -
UndisclosedUndisclosedFreelancer
Services provided
Focus Areas
Expand Testing is an Application Testing company. They provide Application Testing and Search Engine Optimization and are headquartered in Paris, France.
Read more -
UndisclosedUndisclosed50 - 249Beaverton, OR
Services provided
Focus Areas
Founded in 1993, Everest Consultants, Inc. Is a business intelligence company. The agency offers BI & big data consulting & SI and IT managed services.
Read more -
UndisclosedUndisclosed50 - 249Apex, NC
Services provided
Focus Areas
AudLink IT Services is an IT strategy consulting company. The team offers IT strategy consulting and cloud consulting & SI and is located in Apex, North Carolina.
Read more -
UndisclosedUndisclosedFreelancer
Services provided
Focus Areas
Sprint Agency, an Application Testing company, was founded in 2020. They offers Application Testing and Market Research.
Read more -
UndisclosedUndisclosedFreelancerLondon, England, England
Services provided
Focus Areas
TR Seeds Ltd is an Application Testing company. Established in 2019, their team focuses on Application Testing.
Read more -
UndisclosedUndisclosedFreelancer
Services provided
Focus Areas
Established in 2023, Theo IT Development Ltd is an Application Testing company. In London, England, the team focuses on Application Testing and Custom Software Development.
Read more -
$1,000+< $25 / hr50 - 249Mumbai, India
Services provided
Focus Areas
Strateworks Solutions is a CRM consulting and SI company. The team focuses on CRM consulting and SI and IT strategy consulting, and the company is headquartered in Mumbai, India and Viraval, India.
Read more -
UndisclosedUndisclosed50 - 249Raleigh, NC
Services provided
Focus Areas
Tryon Solutions, an IT managed services company, is located in Raleigh, North Carolina and Hyderabad, India. They offer IT managed services and IT staff augmentation and were established in 2009.
Read more -
$1,000+$25 - $49 / hr2 - 9Tomar, Portugal
Services provided
Focus Areas
Artifi Labs, a software development company, was launched in 2024. They provides Custom Software Development and Blockchain.
Read more -
UndisclosedUndisclosed10 - 49Cheyenne, WY
Services provided
Focus Areas
Laiba Technology is a web design agency. They are headquartered in Cheyenne, Wyoming and Delhi, India and have small team. Their services include Web Design and Graphic Design.
Read more -
$25,000+$25 - $49 / hr10 - 49
Services provided
Focus Areas
Whitepolar Technologies is an Application Testing company established in 2020. The team provides Application Testing and Staffing.
Read more -
UndisclosedUndisclosed10 - 49Hertfordshire, England, England
Services provided
Focus Areas
IOCO UK | iOCO Solutions Limited is a big data company founded in 2008. Located in Hertfordshire, England, England, the team offers BI & big data consulting & SI and cloud consulting & SI.
Read more -
$5,000+$50 - $99 / hr10 - 49São Paulo, Brazil
Services provided
Focus Areas
PB Hub Solutions is a small website development firm established in 2019. Their services include Web Development and Custom Software Development.
Read more -
UndisclosedUndisclosed10 - 49Barangaroo, Australia
Services provided
Focus Areas
Launched in 2020, Nikqik Technologies is a small IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.
Read more -
UndisclosedUndisclosed10 - 49
Services provided
Focus Areas
LayerCake Pty. Ltd. Is a social media marketing firm. Their team is based in Sydney, Australia and specializes in Social Media Marketing and Web Development.
Read more -
UndisclosedUndisclosed10 - 49Chiaravalle, Italy
Services provided
Focus Areas
Established in 2002, 3P Engineering Srl is a Product Design company. Located in Chiaravalle, Italy, the team focuses on Product Design and Custom Software Development.
Read more -
UndisclosedUndisclosed10 - 49McLean, VA
Services provided
Focus Areas
Based in McLean, Virginia, Mobile Frontiers is a small UX agency. Their services include UX/UI Design and cloud consulting & SI.
Read more -
UndisclosedUndisclosed10 - 49Sugar Land, TX
Services provided
Focus Areas
Ayyansoft Inc is an user experience agency. Their small team is based in Sugar Land, Texas and provides UX/UI Design and cloud consulting & SI. The agency was founded in 2009.
Read more -
UndisclosedUndisclosed10 - 49Oro Valley, AZ
Services provided
Focus Areas
Contor Solutions Inc. Is a big data analytics company. Their team is headquartered in Oro Valley, Arizona and specializes in BI & big data consulting & SI and Web Development.
Read more -
UndisclosedUndisclosed10 - 49Bothell, WA
Services provided
Focus Areas
IT strategy consulting company Innovative Edge TCS is in Bothell, Washington. Founded in 2015, the team focuses on IT strategy consulting and BI & big data consulting & SI.
Read more -
UndisclosedUndisclosed10 - 49San Jose, CA
Services provided
Focus Areas
Launchable, Inc is a data analytics company. Located in San Jose, California, the team specializes in BI & big data consulting & SI and Custom Software Development.
Read more -
$5,000+$25 - $49 / hr10 - 49Jakarta, Indonesia
Services provided
Focus Areas
Divistant is a Jakarta, Indonesia-based business intelligence company. The team focuses on BI & big data consulting & SI and Cybersecurity.
Read more -
UndisclosedUndisclosed10 - 49Newark, CA
Services provided
Focus Areas
Infinita Lab, a Market Research company, was founded in 2019. The team provides Market Research and IoT development and is located in Newark, California and Boston, Massachusetts.
Read more -
Undisclosed< $25 / hr10 - 49Silver Spring, MD
Services provided
Focus Areas
Systems Edge Solutions is a Silver Spring, Maryland-based custom software development company. Launched in 2023, the team offers Custom Software Development and Application Testing.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
Performance Testing Agency FAQs
A performance testing company evaluates how a website, mobile app, or enterprise system behaves under specific workloads. Engineers simulate real-world traffic, stress, and spike conditions to measure response times, throughput, CPU/memory usage, and failure points. The goal is to identify bottlenecks—such as slow database queries, network latency, or inefficient code—so developers can optimize before deployment and prevent costly downtime.
Performance testing companies evaluate software solutions under various workloads to assess their speed, performance, and responsiveness. These service providers deliver a variety of offerings, including:
- Load, stress, and spike testing
- Scalability and endurance (soak) testing
- Capacity planning and baseline benchmarking
- Infrastructure and cloud cost optimization
- Test script creation with tools like JMeter, Gatling, or LoadRunner
- Continuous performance testing integrated into CI/CD pipelines
- Detailed root-cause analysis and remediation guidance
Some firms also pair performance testing with broader QA services, security testing, or DevOps consulting for end-to-end quality coverage.
Budgets range widely based on key factors such as scope, software complexity, and technical requirements. According to data gathered by our team at Clutch, the average hourly rate for performance testing agencies is around $50 – $99. Here’s a rundown of average project costs:
- Small web app or API baseline test: $5,000 – $15,000
- Comprehensive load & stress program for a mid-sized platform: $20,000 – $50,000
- Ongoing performance engineering retainer for large enterprises: $10,000 – $40,000 per month
Costs rise with complex infrastructures, high concurrency requirements, or 24/7 monitoring. Offshore teams can lower hourly rates, but factor in communication and time-zone alignment.
Start by matching expertise to your tech stack—look for case studies involving similar frameworks, cloud providers, or traffic volumes. Next, review the following:
- Tool proficiency (open-source vs. enterprise suites)
- Ability to integrate with your CI/CD or APM tools
- Transparent reporting and actionable recommendations
- Client testimonials that reference measurable KPIs (e.g., “reduced p95 latency by 40%”)
Finally, run a paid pilot or proof-of-concept to validate collaboration style and results before committing to a long-term engagement. Browse through Clutch’s directories and resources to equip yourself with the essential knowledge to select the right partner for your project.
- “Guaranteed” speed scores without reviewing your codebase
- Reliance on a single testing tool for every project
- Vague deliverables—no mention of test scripts, monitoring dashboards, or root-cause analysis
- Limited communication or reluctance to share raw test data
- No post-test support for remediation or re-testing
- Which load-generation tools and monitoring platforms do you use?
- Can you share a recent case study with performance metrics?
- How do you size concurrent users and traffic patterns for our industry?
- Will you provide scripted tests and documentation we can reuse?
- How do you collaborate with developers to address identified issues?
- What is your pricing model for follow-up tests after fixes are applied?
Freelancers can manage one-off tests for smaller apps at a lower cost, but agencies offer cross-functional teams, diverse toolsets, and infrastructure at scale. If you need continuous performance engineering, automated pipelines, or round-the-clock support, a full-service agency is typically the safer choice.
Experienced performance testing agencies track KPIs such as decreased page load times, improved concurrency limits, reduced cloud spend after tuning, and fewer post-launch incidents. Many clients see direct revenue lifts from higher conversion rates and lower churn once performance bottlenecks are resolved.