If you want to ensure your software performs optimally, it's crucial to partner with top performance testing companies. They specialize in multiple testing services such as load testing, stress testing, and performance engineering to guarantee your software performs at its best under various circumstances. By leveraging their expertise and advanced testing tools, they can detect and resolve performance issues to prevent major software bugs and problems. Filter them by client reviews, team size and cost to narrow down the best team for your project.
Best Performance Testing Services
561 Companies - Rankings updated: April 02, 2026
DesignRush assesses agencies using expertise standards and verified client experiences to help you make better decisions. Certain agencies have paid placements.
United States ×
Unleash Potential with SaaSify Labs
SaaSify Labs is a team of tech enthusiasts dedicated to driving growth through innovative solutions. We excel at helping businesses flourish in the digital era, combining expertise, creativity, and a customer-focused approach to turn ideas into reality. Our mission is to unleash our clients' full potential [... see all SaaSify Labs reviews ]- Location
- Austin, Texas
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
Helping Companies Establish & Expand Their Digital Footprint
We help clients tackle a variety of business problems, from web design, marketing strategy + execution, to content creation. [... view WD Strategies profile ]- Location
- Huntingdon, Pennsylvania
- Number of Employees
- Under 49
- Average Hourly Rate
- $165/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
Our Experience, Your Success
Luxe Quality is a QA and software testing company founded in 2016. Since its launch, Luxe Quality has grown into a strong community of 80+ professionals. Operating globally, the company has completed more than 200 projects in diverse markets, including the USA, Canada, Australia, Singapore, and many European [... view Luxe Quality profile ]- Location
- McLean, Virginia
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 3 Projects Listed
Imagine | Create | Innovate | Revolutionize.
At TechTose, we turn ideas into impactful products with a focus on innovation in Web3, blockchain, and AI. At TechTose, we believe in the transformative power of technology. With over 9 years of industry expertise founders, we've carved a niche in delivering cutting-edge software solutions that empower [... see all TechTose reviews ]- Location
- Miami, Florida
- Number of Employees
- Under 49
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
We build software products that stand out
Honeycomb Software is an IT Consulting and Software development company serving clients since March 2015. [... view Honeycomb Software profile ]- Location
- Houston, Texas
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $36/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 14 Projects Listed
We Accelerate Your Technology Excellence.
First Line Software is a global AI services and technology partner helping organizations become AI-First.Since 2010, weve worked with enterprises and high-growth companies to design, build, and scale custom software and AI-driven solutions that deliver measurable business outcomes. [... see all First Line Software reviews ]- Location
- Boston, Massachusetts
- Number of Employees
- 500 - 999
- Portfolios Count
- 4 Projects Listed
Upcore: Redefining Tech Excellence for Tomorrow.
At Upcore Technologies, we take pride in our ability to stay ahead of the curve in the ever-evolving digital realm. Our team of experts is constantly exploring and mastering emerging technologies, enabling us to deliver cutting-edge solutions that redefine the boundaries of what's possible. [... see all Upcore Technologies reviews ]- Location
- Wilmington, Delaware
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
Decoding Innovation
MoogleLabs leverage AI/ML, Blockchain, DevOps,Low Code/No Code platforms, AI Testing and Data Science to come up with the best solutions for diverse businesses. [... see all MoogleLabs reviews ]- Location
- Emeryville, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
Your Trusted Web & Mobile Application Development Agency
We understand your IT needs and deliver tailored solutions for a lasting impact. [... view Leadingdots US profile ]- Location
- New York City, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $67/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 4 Projects Listed
Leading Global Provider of Blockchain Technology Solutions and Software Development
The company's specialists have solid expertise in blockchain consulting and development as well as machine learning, big data, artificial intelligence (AI), and AR/VR. Founded in 2007, PixelPlex has designed and developed 450+ successful projects for clients all over the world. [... view PixelPlex profile ]- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $75/hr
- Portfolios Count
- 15 Projects Listed
#1 ICT Solution & Service Provider
Fluper has gained recognition for its exceptional and pioneering mobile application development services, catering to both iOS and Android platforms. As a global frontrunner, we spare no effort in delivering superior solutions. [... see all Fluper reviews ]- Location
- Sarasota, Florida
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $10/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 14 Projects Listed
Automate Innovate Dominate.
HashStudioz Technologies is an award-winning product development company providing innovative IT solutions to clients from startups to Fortune 500 firms. With a team of over 1,000 experts, they have successfully completed 200+ projects, offering advanced technologies such as IoT, Blockchain, Cloud Computing [... see all HashStudioz Technologies reviews ]- Location
- Altadena, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 4 Projects Listed
Invested in Your Success
Tepia is a software company founded in 2012 with over 30 years of experience in web and mobile app development. We are a passionate and agile team of developers, designers, and strategists who are consistently pushing the boundaries of technology. [... see all Tepia reviews ]- Location
- Costa Mesa, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 2 Projects Listed
YOUR IOT PARTNER
Indeema is a global IoT engineering company. Our team works across the entire technology stack, including firmware development, electronics engineering, cloud platforms, data processing, and web and mobile applications. [... see all Indeema Software reviews ]- Location
- Wilmington, Delaware
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 8 Projects Listed
Software Development / Technology Consulting / Dedicated Developers
A trusted software partner for 100+ companies worldwide - one that truly understands your business. SCALO delivers custom software, technology consulting, and IT talent that accelerates your growth. 20 years of excellence. 750+ successful projects. ISO 27001 certified. Microsoft Gold Partner. [... see all SCALO reviews ]- Location
- Austin, Texas
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $40/hr
- Portfolios Count
- 7 Projects Listed
All Ways of Quality Always
BugRaptors is a trailblazer in QA software testing services. Armed with ISO 9001:2018 and ISO 27001 certifications, our team of 200+ ISTQB-certified testers utilizes cutting-edge test automation tech and advanced methodologies. [... view BugRaptors profile ]- Location
- Emeryville, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $25/hr
- Portfolios Count
- 11 Projects Listed
Our Quality. Your Efficiency.
DeviQA has been supporting customer success stories for over 14 years, protecting and safeguarding our customers' brand and hard-fought reputation through best-in-class testing and quality assurance services. [... view DeviQA profile ]- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $30/hr
- Portfolios Count
- 8 Projects Listed
Full Stack Tech Consulting Agency
With 14 years of experience, a dedicated team of 120 professionals, and an impressive 4.7 rating on Google, we specialize in building and deploying world-class IT solutions that drive results. [... see all Imenso Software reviews ]- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Portfolios Count
- 12 Projects Listed
We find, build and manage remote teams.
Away Digital Teams specializes in recruiting and managing top talent in Vietnam for businesses seeking to establish and oversee remote teams. Our comprehensive service ensures seamless team building and management, enabling companies to thrive in today's digital landscape. [... view Away Digital Teams profile ]- Location
- Austin, Texas
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 4 Projects Listed
Let's Create Software Success Together!
Edvantis is a global software engineering company with over 400 talented professionals operating in Central & Eastern Europe and the USA. [... view Edvantis profile ]- Location
- New York City, New York
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 12 Projects Listed
Scalable Intelligence
ScalaCode helps ISVs and enterprises build AI-powered products with vetted remote developers from India. From LLM apps and MLOps to full-stack delivery, our PODs ship fast, securely, and cost-effectively for US/EU time zonesunder strict NDAs and SLA-driven execution. [... see all ScalaCode Global Pvt. Ltd. reviews ]- Location
- San Jose, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $15/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 2 Projects Listed
QualiMatrix Technologies: Always believe in Quality. We are ISO certified - 9001, 27001
One of the top Cyber Security providers, Web Development Services, App Development Services, UI/UX Services, and Software Testing Services [... see all Qualimatrix Technologies Pvt Ltd reviews ]- Location
- Bakersfield, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $13/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Let Your Ideas Soar.
At Busy Human, we specialize in developing custom web software and applications using cutting-edge technologies across the entire stack. Our expertise in deploying scalable and adaptable cloud infrastructures ensures that your digital solutions grow seamlessly with your business needs. [... view Busy Human profile ]- Location
- Orem, Utah
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 8 Projects Listed
Custom Software to Reach Your Vision
We create custom software solutions that transform your process, empower your people, and help you reach your vision. Our team of experts partner with you in a radically transparent process to understand your unique needs, then build a powerful software solution that is scalable, efficient, and cost [... see all Orases reviews ]- Location
- Frederick, Maryland
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $150/hr
- Portfolios Count
- 3 Projects Listed
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. [... see all The Suitch reviews ]- Location
- Jersey City, New Jersey
- Number of Employees
- 100 - 249
- Minimal Budget
- $1,000 - $10,000
Deploy Dream Applications From Scratch
Our team of over 200 IT experts and engineers harness the power of contemporary technologies, advanced frameworks, and innovative methodologies to deliver unmatched and top-notch outsourced services from India. [... view ThinkSys profile ]- Location
- Sunnyvale, California
- Number of Employees
- 100 - 249
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 4 Projects Listed
It's All About Making Ideas Happen.
Using agile technology and smart design we close the gap between brands, their products and the people who enjoy them. We believe today’s leading technology and innovative creative is the fastest way to get there. Every project is an opportunity to swing the pendulum toward the incredible, where brands and [... view Royal Media profile ]- Location
- Ridgewood, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 4 Projects Listed
Exceeding expectations.
Accedia is a premier European IT services company, specializing in technology consulting and custom software development. Founded in 2012, the company has established itself as a trusted technology partner for clients across 20 countries on 5 continents. [... see all Accedia reviews ]- Location
- Boston, Massachusetts
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 9 Projects Listed
International software product development company. Here is our email: info@urancompany.com
Uran Company is a development agency headquartered in Denver, Colorado, US with offices in Bulgaria and Ukraine. We create custom software solutions: custom app development, cross platform app development, integration services, AWS consulting, QA services [... view Uran Company profile ]- Location
- Parker, Colorado
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Portfolios Count
- 16 Projects Listed
We Make Software Easier
SolutionStream is a Utah based full service software development agency specializing in strategy, performance testing, design, and development services. [... view SolutionStream profile ]- Location
- Lehi, Utah
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $135/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 5 Projects Listed
Accelone Advancing What's Possible
Embark on your digital transformation journey with AccelOne's Software Development delivery model, strategically designed for optimal outcomes. Initiate your digital transformation seamlessly through our comprehensive nearshore and US-based services. [... view AccelOne profile ]- Location
- Seattle, Washington
- Number of Employees
- 100 - 249
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 5 Projects Listed
Creating a New Era in Software Development Industry.
Zensesys is a dynamic technology company with a robust presence in the United States and India. With over 13 years of industry experience, we have established ourselves as a trusted provider of digital transformation solutions. Our development center and core team are strategically based in India, a [... view Zenesys profile ]- Location
- Frisco, Texas
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
GLOBAL TECH TALENT, LOCAL IMPACT.
EchoGlobal Tech specializes in delivering exceptional remote engineering talent aligned with your company's values and cultural ethos. Always quality over quantity! [... see all EchoGlobal reviews ]- Location
- Wilmington, Delaware
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Portfolios Count
- 9 Projects Listed
Solve-Automate-Scale Leveraging Technology for your Business
YES IT Labs is a top software development company delivering innovative, high-quality solutions tailored to client needs. Our expert team uses cutting-edge technology to turn ideas into reality. Services include custom software, mobile/web apps, IT consulting, and more. [... view YES IT LABS profile ]- Location
- Laguna Beach, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Software Design and Development Partner | UI/UX Design
For over the decade OTAKOYI designs and builds software products for Startups, Scaleups and Industry Giants worldwide. Our main goal is to help businesses succeed by delivering digital products of world-class standard, made up by the best engineering teams from Eastern Europe.We are proud of being trusted by [... view OTAKOYI profile ]- Location
- Wilmington, Delaware
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 16 Projects Listed
Full-service & full-stack digital agency
Established in 2007, Cubet is a full-service and full-stack digital agency that offers comprehensive solutions to help businesses scale. [... view Cubet Techno Labs profile ]- Location
- Atlanta, Georgia
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 7 Projects Listed
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 [... see all Testmatick reviews ]- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $14/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
Transforming visions into realities!
At Devticks, we specialize in creating future-ready solutions that address business challenges, fulfill specific requirements, and align with market demands. Our enterprise-scale tech products and cloud services offer full-stack development solutions, seamlessly integrating database management, server [... view Devticks profile ]- Location
- Casper, Wyoming
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 9 Projects Listed
Your Software Development Team As-a-Service
Materialize is a team of passionate web and mobile app artisans that specialize in building bespoke digital products. [... view Materialize Labs profile ]- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 12 Projects Listed
Apps Solution For Every Nation.
APPSNATION is the USA's top leading mobile application development company providing multiple Mobile App development services in IOs, Android, IoT, AR/VR, Games app development, Cross-platform, Wearable, eCommerce and much more. Contact Us to boost your Company's potential for next-level excellence. [... see all AppsNation reviews ]- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 7 Projects Listed
Innovation Beyond Boundaries.
Nexisoft Transforming business ideas in the digital world. With a global presence, we deliver innovative technology solutions to drive growth and efficiency. [... view Nexisoft profile ]- Location
- Fort Myers, Florida
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 6 Projects Listed
We Build Innovative Technology.
Applications and platforms proudly built here in the USA. We have assisted some of the most prominent global brands operating in complex and heavily regulated sectors in successfully launching software solutions that underpin their go-to-market strategy, ensuring a world-class customer experience. [... view Kingsmen Digital Ventures profile ]- Location
- Irvine, California
- Number of Employees
- Under 49
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 14 Projects Listed
Built-To-Perform, Immersive Websites
YouDigiLab is a Web Design Company, where digital innovation meets stunning design. We specialize in crafting customized, responsive websites that captivate and convert. [... see all YourDigiLab reviews ]- Location
- Los Angeles, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Empowering Your Journey Towards Digital Excellence.
At Codetru, we're dedicated to helping businesses of all sizes harness the power of technology to drive growth, improve efficiency, and enhance customer experiences by providing innovative software services. [... view Codetru profile ]- Location
- Temple Terrace, Florida
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Innovative Ideas That Have Yet to Be Discovered
XeoDev is a full service chatbot solution, AI, web, apps & software development agency. several of our clients are in the start up or next stage of growth. [... view XeoDev profile ]- Location
- Orlando, Florida
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 2 Projects Listed
Enabling Businesses with Digital Transformation
Spiral Mantra is one of the leading technology solution providers with deep expertise in data engineering and advanced analytics. We started in 2021 and are grateful to have served over 150 clients across startups, and global enterprises from our registered offices in USA & India. [... see all Spiral Mantra reviews ]- Location
- Houston, Texas
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $29/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 15 Projects Listed
Mobile, Web & eCommerce Software Development Company
VT Netzwelt is one of the leading digital technology company offering end-to-end development services. We offer digital transformation of your business with disruptive web and mobile apps. [... see all VT Netzwelt reviews ]- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 11 Projects Listed
Your dream, our craft - Mobile and Web Solutions
Dreamcraft specializes in developing top-tier, comprehensive solutions for both mobile and web platforms, elevating your business and propelling it to new heights with unparalleled quality. [... view Dreamcraft profile ]- Location
- New York City, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
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. [... view InVerita profile ]- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Portfolios Count
- 16 Projects Listed
Embellish Digital Experiences
We are your technology partner for software innovation and market-leading solutions. Accelerate your business growth with our customer-led, insights driven and innovative solutions. With more than a decade of experience, Grawlix has possessed the capabilities and skilled resources to offer competitive and [... see all Grawlix reviews ]- Location
- Chicago, Illinois
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 2 Projects Listed
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