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
1,244 Companies - Rankings updated: April 02, 2026
We evaluate every agency on DesignRush for technical expertise, delivery quality, and verified feedback to help businesses find reliable software development services. Some listings may be paid.
Techugo, a mobile application development company
Techugo, a mobile application development company is focused on converting your business dreams into reality. Our brood of enthusiastic developers & QA analysts works dedicatedly, which leads your business towards its success. We have the perfect ingredients to create an immaculate application for your [... see all Techugo reviews ]- Location
- Noida, India
- Number of Employees
- 250 - 499
- Portfolios Count
- 12 Projects Listed
AI & Custom Software Development Experts
We specialise in enhancing existing applications with AI solutions and building custom software solutions (for web and mobile). Our expertise also covers custom AI development and integrations, process automation, and app modernisation. [... view TeaCode profile ]- Location
- Warsaw, Poland
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 16 Projects Listed
Premium software consultancy: Scaleups & Enterprises
Premium software consultancy: Scaleups & Enterprises.Blockchain | DeFi | Biotech | FinTech | EduTech | HealthTech. From stunning product design to flawless code. We help you win! [... view 10Clouds profile ]- Location
- Northville, Michigan
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 11 Projects Listed
UI/UX Design Partner for SaaS
Halal Lab is a leading UI/UX Design agency that specializes in B2B SaaS platforms, Complex Web Apps and diverse UI/UX design projects.Established in 2019, we have successfully harnessed our cross-cultural insights and innovative design thinking to deliver captivating and user-centric digital experiences. [... view Halal Lab profile ]- Location
- Dubai, United Arab Emirates
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
- Founded in 2010, Sreyas It Solutions Pvt Ltd, as drupal web site & mobile application development company have successfully completed over 100+ drupal web site and mobile applications for its international clients from United States of America, Australia, United Kingdom, Switzerland, Japan and all over the [... view Sreyas IT Solutions profile ]
- Location
- Kochi, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
Making software more human
We create software with the end-user in mind.Building long-lasting software starts and ends with people. Its why we invest in understanding what our clients need. Its also why we obsess about the details and the end-users. [... view QUALITANCE profile ]- Location
- Bucharest, Romania
- Number of Employees
- 100 - 249
- Portfolios Count
- 12 Projects Listed
Providing Custom AI Software Solutions & Fractional Tech Leadership
Boro Dev Agency helps non-technical founders turn ideas into working software fast. We combine fractional tech leadership with a vetted network of 750+ developers, designers, and AI specialists to deliver high-quality prototypes, apps, and automationson time, on budget, and built to scale. Transparent, fast [... view Boro Dev Agency profile ]- Location
- Rockvale, Tennessee
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 5 Projects Listed
Qa Automation solutions custom built for start-ups and small companies.
At Ask Your Qa, our primary objective revolves around facilitating companies in embracing the Shift to Left software development approach, aiming to consistently deliver high-quality software punctually. Central to this mission is the establishment of a robust and reliable fast feedback loop, ensuring that [... view Ask Your Qa profile ]- Location
- Cluj-Napoca, Romania
- Number of Employees
- Under 49
- Average Hourly Rate
- $42/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 4 Projects Listed
Empowering Your Business Success through Innovative Technologies and Expertise
WebMagic builds business-driven custom software for logistics and e-commerce: web apps, Shopify automation, ERP/WMS/TMS integrations, and AI workflow automationdelivered with DevOps and cloud infrastructure for reliable production operations. [... view WebMagic profile ]- Location
- London, United Kingdom
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $55/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 3 Projects Listed
Use our AI to find the best talent in seconds
Use our AI to find the best talent in seconds [... see all Logamic reviews ]- Location
- Bratislava, Slovakia
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $10,000 - $25,000
The art of software development.
Custom software development company specialized in web, desktop and mobile development, UI/UX design, CRM integrations. [... view BART Solutions profile ]- Location
- Sheridan, Wyoming
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 7 Projects Listed
We Develop, Design & Visualize Your Ideas into Real.
SRH Software is a leading Software Development Company in Canada & USA. Expertise in Web & Mobile Development. Transforming Ideas into Innovative Digital Solutions. [... see all SRH Software reviews ]- Location
- Toronto, Canada
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 4 Projects Listed
Custom Software Development
NIX is a global software engineering company with over 3,000 professionals, delivering solutions that help everyone from SMBs to large enterprises scale, streamline operations, and achieve measurable results. [... view NIX profile ]- Location
- Tampa, Florida
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 8 Projects Listed
Your Gateway to Online Success.
In a digital world, we're the artists and architects. From weaving web wonders to app artistry, and from cinematic captures to branding brilliance - we're the magic behind your digital dreams. Let's create, innovate, and captivate together! [... view EaseTech profile ]- Location
- I'billin, Israel
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 6 Projects Listed
Make IT Simple
Founded in 2006, Kryptos was conceived with the goal of emerging as a prominent IT services firm in both the United States and India. [... see all Kryptos Technologies reviews ]- Location
- Chennai, India
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
Comprehensive Software Solutions, All in One Place!
We deliver innovative software solutions that bring your passion projects to life, enabling them to ignite, grow, and thrive. Whether you need stunning web design or a sophisticated custom software system for your institution, we've got you covered. [... see all Element Media reviews ]- Location
- Jerusalem, Israel
- Number of Employees
- Under 49
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 2 Projects Listed
Elevate Your Mobile Ideas.
Armara is a cutting-edge technology company dedicated to delivering innovative and tailored mobile solutions. Our experienced group of developers and designers collaborates closely with clients to transform ideas into robust, user-friendly mobile applications. [... view Armara profile ]- Location
- Yerevan, Armenia
- Number of Employees
- Under 49
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 15 Projects Listed
A No Code Launching of Your Ideas
With our no-code tool expertise, including Bubble.io, Webflow, Adalo, Glide, and many more, we can turn your ideas into reality in just a few weeks! Our services include the discovery stage (business analysis), UX/UI design, website development, and mobile and web app development. As a part of the Uptech [... view Sommo profile ]- Location
- Dover, Delaware
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 8 Projects Listed
Leading Blockchain Development Company
IdeaSoft is a leading blockchain development company that helps startups and enterprises build cutting-edge solutions. With our expertise, dedicated business team, and strong R&D, we create innovative blockchain solutions and solid software systems. [... view IdeaSoft profile ]- Location
- Kharkiv, Ukraine
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 4 Projects Listed
We make your idea count.
We specialize in crafting distinctive projects that not only align with your vision but also command attention in a competitive landscape. Our commitment to delivering customized solutions ensures that your unique needs are met, setting you apart from the rest. DevLounge excels in website development [... view DevLounge profile ]- Location
- Bari, Italy
- Number of Employees
- Under 49
- Average Hourly Rate
- $55/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 2 Projects Listed
The Innovation Specialists
Wrexa Technologies is an architect of digital innovation and a pioneer of transformation. Focused on driving progress and revolutionizing industries, our team brings cutting-edge expertise to every project. Our diverse skill set spans software development, blockchain technology, the Metaverse, fintech, and [... see all Wrexa Technologies reviews ]- Location
- Thoraipakkam, India
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 15 Projects Listed
We Specialise in IT Solutions for the Automotive Sector
We build software to make your business more efficient and profitable. We specialise in the automotive sector having built Enterprise level Ecommerce websites, Auction websites, Finance Integrations, Vehicle Feeds, System Automation, cloud services and more. We don't just write code, we build full lifecycle [... view Square2 Digital profile ]- Location
- Derby, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $75/hr
- Minimal Budget
- $25,000 - $50,000
Virtual Technology Office - An extended execution arm of a CTO.
Facing challenges to scale up tech? Have a biz/tech requirement but no bandwidth to execute? Too many tech projects eating up your time to focus on core business? Connect with us. We provide fractional CTO services in build-operate-transfer models. [... view OpenTurf Technologies profile ]- Location
- Bengaluru, India
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 5 Projects Listed
Disruptive Product Development Services
Empowering businesses using advanced technologies and expertise in development solutions & services. [... see all Appricot IT Consultants reviews ]- Location
- Dubai, United Arab Emirates
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
Tikka Consulting Where Innovation Meets Implementation.
Tikka is a new IT consulting firm that excels in delivering unparalleled IT and business management services and solutions. With a relentless commitment to excellence, Tikka sets itself apart through its exceptional provision of cutting-edge technology strategies and expert guidance. We are dedicated to [... see all Tikka Consulting reviews ]- Location
- Melbourne, Australia
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
Creating the best digital experiences.
At Alpha Xperience we design and develop custom software, helping companies digitize their processes to continue to be competitive in the digital age. [... view Alpha Xperience Corporation profile ]- Location
- Panama City, Panama
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
Tech partners for ambitious SaaS companies.
We design and develop custom apps and websites for companies in the SaaS industry. [... view Qrono Labs profile ]- Location
- Lagos, Nigeria
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 8 Projects Listed
Enterprise Drupal, Simply Delivered.
Were passionate about what we do whether it is working with a new client on a strategic project, meeting users for UX testing, developing innovative solutions, or just coming together for a team lunch or social activity. [... view ImageX profile ]- Location
- Vancouver, Canada
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 6 Projects Listed
Inspiring With Intelligence
We at 5Fusion Tech LLC, develop your best websites, software's and social media marketing and guide you throughout the process to facilitate your business and make it easy for your to other aspects of your business. [... view 5Fusion Tech profile ]- Location
- Houston, Texas
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Portfolios Count
- 1 Project Listed
Elevate Your Brand with Modern, Captivating Design!
We specialize in providing modern and appealing web design and development services for your business and brand. With our extensive skill set, we efficiently solve any website problem while maintaining superior quality throughout project delivery. [... view Via Kasi Digitals profile ]- Location
- Johannesburg, South Africa
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $20/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
In Code We Trust
Code Of Us is a company that specializes in delivering custom software solutions to businesses of all sizes. [... view Code Of Us profile ]- Location
- Zagreb, Croatia
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 1 Project Listed
Your Dedicated Ally in the World of Healthcare Credentialing.
Physician Credentialing Company specializes in streamlining provider enrollment and maximizing reimbursements, empowering healthcare practices to operate more efficiently. Our expert services ensure seamless credentialing processes that enhance the financial and operational success of medical providers. [... view Physician Credentialing Company profile ]- Location
- Rochester, New York
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
No Tech Beyond Us.
We are an IT, software, and marketing agency focused on e-commerce, restaurant branding and marketing, and large-scale web and mobile application development. [... view HollowCore profile ]- Location
- Borough Green, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $30/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Empowering Your ideas Into Impactful Experiences.
Gauss has been founded in 2012 by a team of passionate and forward-thinking professionals, Gauss started as a web solutions company. Over the years, we have transformed into a specialized firm dedicated to helping clients adopt and leverage advanced technologies. [... view Gauss profile ]- Location
- Zagreb, Croatia
- Number of Employees
- 100 - 249
- Portfolios Count
- 1 Project Listed
30 Years of Excellence in Delivering Future-Proof Software Solutions
Delivering world-class products to Fortune 500 companies and cutting-edge startups for over three decades, we have navigated every economic climate, optimizing production costs to provide our clients with exceptional ROI. [... view Waverley profile ]- Location
- Palo Alto, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 4 Projects Listed
Your AI-Driven Software Development Partner
Savvycom is an AI-driven software development and IT consulting company founded in 2009, helping enterprises design, build, and modernize digital systems that deliver measurable business outcomes. Recognized as one of Vietnams Top 10 Digital Technology Companies, Savvycom partners with organizations [... view Savvycom profile ]- Location
- Hanoi, Vietnam
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 9 Projects Listed
End-to-end customized software development and IT consulting services.
SCD is a custom software development company based in Dubai, UAE.Since 2002, we have collaborated with innovative Startups, SMEs, and Enterprises from Western Europe, USA, Canada, & the Middle East. We have completed dozens of large-scale projects and plenty of smaller ones of various complexity. [... view SCD Information Technologies profile ]- Location
- Dubai, United Arab Emirates
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
Unleash Your Digital Potential
We are Flying Bisons, the full-service leading digital consulting company.We craft meaningful experiences for millions of people around the globe.We help big brands and disruptive start-ups supercharge their performance with digital services. [... view Flying Bisons profile ]- Location
- Warsaw, Poland
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $80/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 7 Projects Listed
We Make IT Happen!
TekHive Web Design Studio is a London based creative design studio founded in 2020. We specialize in creating custom Web Design & Development, Graphic Design, Brand Development, Online Marketing, and SEO as our core services. Our team works flawlessly and timely to create a website of your dream in a time [... view TekHive Ltd. profile ]- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $54/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 10 Projects Listed
Empowering business success with custom software solutions
Lindner IT specializes in developing industry-specific software solutions that empower enterprises. Using technologies such as SolidJS, Svelte, VueJS, Astro, ASP.NET Core, and Rust with Actix, our experienced team excels at both frontend and backend web development. Using our knowledge of Microsoft Azure and [... view Lindner IT profile ]- Location
- Igersheim, Germany
- Number of Employees
- Under 49
- Average Hourly Rate
- $75/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 2 Projects Listed
Must be unique!
Mongid Software House prioritizes creativity and excellence in developing systems that emphasize user interface and ease of use. Our focus goes beyond mere software operations, ensuring that our programs stand out by delivering intuitive and user-friendly experiences, a quality often overlooked in many [... see all Mongid Software House reviews ]- Location
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Grow Your Business with Our Web Development, Influencer Marketing & SEO Services
We are web designers, web developers and digital marketing experts. Our work scales from local to global, we are creating digital experiences for every business. We strive for things that have a positive impact on the world. [... view One Pixel Media profile ]- Location
- Ho Chi Minh, Vietnam
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 7 Projects Listed
Pixel by Pixel. Together.
Codepixel is a Montenegro-based digital product development company that blends engineering, design and AI to improve business operations and accelerate growth. [... view Codepixel profile ]- Location
- Podgorica, Montenegro
- Number of Employees
- Under 49
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
Custom software, mobile & web app development
HSTK helps visionaries stack their digital teams and products with nimble and savvy consultants-not-coders and proven product development strategy to deliver successful custom software, web and mobile app solutions. [... see all Haystack reviews ]- Location
- Indianapolis, Indiana
- Number of Employees
- Under 49
- Average Hourly Rate
- $175/hr
- Minimal Budget
- $10,000 - $25,000
Ai-Powered Software Development for a Smarter Future
AuspiciousSoft, based in Mohali, India, specializes in web and mobile development, offering custom solutions with modern techniques. Our expert team excels in website design, software development, SEO, graphic design, and digital marketing. We deliver high-performance, secure web solutions and focus on [... see all Auspicious Soft Pvt Ltd reviews ]- Location
- Lakewood, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $20/hr
- Minimal Budget
- Under $1,000
FUTURE-PROOF DIGITAL SOLUTIONS
Are you a startup or enterprise looking to take your business to the next level? Blank Space offers a comprehensive range of technology consultancy services to help you generate ideas, build products and accelerate growth. We can help you transform your business and reach new heights. [... see all Blank Space reviews ]- Location
- Mississauga, Canada
- Number of Employees
- Under 49
- Average Hourly Rate
- $110/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 1 Project Listed
Custom Software Developer | Top Rated | 100% US Based
Pell Software is a 100% US based company focused on building long term, authentic partnerships. We focus on learning about your specific business needs in order to find the best software solution that will help you scale your business. [... view Pell Software profile ]- Location
- Denver, Colorado
- Number of Employees
- Under 49
- Average Hourly Rate
- $135/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
Your partner to derive innovation with artificial intelligence.
We will help you build MVP with integrating artificial intellignece and help you scale your MVP with lowering your operational cost by 30% [... view Mexsol profile ]- Location
- Lahore, Pakistan
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
Your Trusted WordPress Agency for High-Performance, Secure, & Scalable Solutions.
Transform your vision into reality with custom WordPress websites, plugins, and speed optimizations. Engineered to drive growth and outpace competitors. From concepts to launch, we build tomorrow's web, today. [... view WPRobo profile ]- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $69/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 8 Projects Listed
Building tomorrow with technology!
SaM Solutions is a software engineering company offering a range of services, including software development, IT consulting, and quality assurance. [... view SaM Solutions profile ]- Location
- Gilching, Germany
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 6 Projects Listed
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