Top Testing Services Companies

Quality Assurance & Testing agencies deliver end-to-end software testing and QA solutions to ensure digital products achieve the highest standards of performance, security, reliability, and user experience. These specialized teams provide automated testing, manual QA processes, performance testing, accessibility compliance, and security assessments to identify issues early and reduce software defects. From API testing and cross-browser compatibility testing to load testing and mobile application testing, QA agencies help businesses launch stable, scalable, and high-performing software solutions that function seamlessly across all devices, platforms, and operating systems.

Rocksauce helps make you the company hero

Rocksauce is your digital product design agency.

Charge-up your company 's next industry changing Enterprise innovation. Strategize how your company should approach market fit. Build the next $100m digital start-up.

You 're the hero on your product 's journey. Rocksauce is your Obi-Wan Kenobi.

Our team dives in deep to become experts on your audience and their pain, then guide... Read More

  • price $150 - $199/hr
  • Hourly Rate 2010
  • Employees 50 - 249
  • Location United States
High quaily software and teams on demand

Rollout IT is a digital product development company as well as an exclusive developers ' network. We partner up with companies to build something amazing from scratch, to help you with your product vision by turning it to reality, or to scale up your team with real seniors for short or long-term projects. We have software developers, automated and manual QA testers, project managers, and produc... Read More

  • price $25 - $49/hr
  • Hourly Rate 2018
  • Employees 2 - 9
  • Location United States

At Techling, we are dedicated to deliver innovative software solutions that help businesses to thrive in today’s fast-paced digital world. By combining deep expertise in technology, AI, and machine learning, we develop innovative applications tailored to the unique needs of industries like healthcare and mobility.

Our commitment to quality, security, and compliance ensures that every solu... Read More

  • price NA
  • Hourly Rate 2020
  • Employees 2 - 9
  • Location United States

We’re the Expedition Company, a digital product studio. We guide startups and established organizations alike, turning fledging ideas into compelling products. Our team of designers, developers, and product managers has built a variety of large scale web and mobile applications - from enterprise SaaS products to dynamic video/audio streaming portals for international consumers. The majority of... Read More

  • price $150 - $199/hr
  • Hourly Rate 2018
  • Employees 10 - 49
  • Location United States
Tech consulting and software development services

Waverley Software is a software engineering and consulting enterprises company headquartered in Palo Alto, California. We have been building award-winning software products and groundbreaking Artificial Intelligence solutions for FinTech, Healthcare, Energy, Smart Home, Robotics, and other domains for over 30 years. 

As we deliver world-class products and services to Fortune 500 comp... Read More

  • price $50 - $99/hr
  • Hourly Rate 1992
  • Employees 250 - 999
  • Location United States
You Dream It | We Build It

For over 20 years we 've been supporting some of the most notable Magento ventures and agencies, serving as the backbone for complex, critical and time sensitive projects.

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  • price $50 - $99/hr
  • Hourly Rate 2007
  • Employees 50 - 249
  • Location United States
Localization, translation & video production

Alconost – Your Full-Stack Localization Company 

Alconost handles every aspect of localization – from translation and cultural adaptation to continuous multilingual content updates and engineering – letting you focus on the top priority of growing your business in international markets.

Since 2004, we help companies of all sizes – from indie app and game develope... Read More

  • price NA
  • Hourly Rate 2004
  • Employees 250 - 999
  • Location United States
Website development company USA

Code Calibre is a professional Web Design, Web Development, and Digital Marketing company located in Delhi, NCR. We are a technology-driven organization stepping forward to take the next step towards evolving as one of the top IT companies in India.

We began with the aim to deliver high-quality work to our foreign & local clients in the IT field. From being a small company, we ha... Read More

  • price NA
  • Hourly Rate 2014
  • Employees 50 - 249
  • Location United States
Fueling Local Success with Customized Solutions

Digital Growth Catalyze LLC is a digital marketing business that has won awards and provides a wide range of data-driven web marketing services. We help businesses grow by creating online marketing strategies that are focused on growth. At Digital Growth Catalyze LLC our purpose is to assist the small and medium-sized agencies to develop online. DGC is a world-magnificence virtual advertis... Read More

  • price < $25/hr
  • Hourly Rate 2009
  • Employees 10 - 49
  • Location United States
Software company, crafting quality products.

We are a company that makes software. We develop web and mobile applications, help our clients with maintaining codebase and craft online services. You might have seen what we do on the services page, and now we 'll tell you who we are and why you should choose us.

Our team is highly experienced. Collectively, we have completed over 100 projects. Some of... Read More

  • price $50 - $99/hr
  • Hourly Rate 2023
  • Employees 2 - 9
  • Location United States
Accelerate Your Digital Transformation Journey

Idea2App is a premier AI, mobile, and software development company with over 21 years of experience in the market. We specialize in transforming visionary concepts into high-quality mobile and web applications, making app development accessible to everyone. By using cutting-edge technologies and streamlined development processes, we deliver fully functional apps quickly, affordably, and with un... Read More

  • price NA
  • Hourly Rate -
  • Employees 250 - 999
  • Location United States
Game Development Studio -- From Concept to Code

Our story began with Stan back in 2013.

He had a full-time job and saw game development as his passion. Soon enough, working nights after work, he managed to develop his first Unity packages, inspiring other developers to join the company and become co-founders and employees.

Our first success came with the development of Open source packages. Knowing that best game developers... Read More

  • price $25 - $49/hr
  • Hourly Rate 2017
  • Employees 10 - 49
  • Location United States

Milo Mobile helps mid-size companies and mobile developers of all skill levels navigate the tech industry through mentorship, education, and custom mobile-focused solutions. We craft custom, mobile-focused solutions your end users will love. 

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  • price $100 - $149/hr
  • Hourly Rate 2018
  • Employees 2 - 9
  • Location United States

Q3 Technologies is a global Managed IT Services provider offering end-to-end custom technology solutions, including software, mobile applications, data and BI, AI-led digital transformation, cloud, cyber security, and UI/UX services. Our approach to solving our clients’ complex IT problems leverages the most effective and appropriate technology platforms suited for the job, and is driven by a v... Read More

  • price < $25/hr
  • Hourly Rate 1996
  • Employees 250 - 999
  • Location United States
Website and Mobile Application Development Company

QSS Technosoft (ISO 27001:2013 Certified) & (CMMI Level 3) is an established IT services company having 150+ expert engineers working on enterprise level web and mobile app development. We are providing end-to-end software services which include Application Development, Product Engineering, Managed Services, UI/UX services, Development Services, Testing Services, DevOps Services, Maintenanc... Read More

  • price < $25/hr
  • Hourly Rate 2010
  • Employees 50 - 249
  • Location United States

Rapidops Inc. is one of the fastest-growing digital strategy, transformation, and innovation companies in the USA. Being in this business for 13+ years, Rapidops has partnered with leading companies of all shapes and sizes to transform their businesses by leveraging the power of technologies like mobile, cloud, analytics, AI/ML, and IoT. They have launched around 210 products and have helped 43... Read More

  • price $50 - $99/hr
  • Hourly Rate 2008
  • Employees 50 - 249
  • Location United States
Developing web & mobile products for businesses

Over the last 15 years, Skalfa provided software and mobile app development services to companies of all sizes, from independent startups to government NGOs and multinational enterprises. In recent times we focused on Progressive Web App (PWA) development, as it becomes a major selling point for many businesses. Our work is built around Agile principles, which allows us to keep all clients happ... Read More

  • price $25 - $49/hr
  • Hourly Rate 2004
  • Employees 10 - 49
  • Location United States
Global Digital Solutions Company

Svitla is a global digital solutions company with over 20 years of industry experience. Since 2003, we have engineered more than 5,000 transformative solutions for our clients around the globe, bolstering their growth and competitive edge. Our mission is to advise and implement modern, sustainable solutions for our clients, using the power of digital, cloud, data, and intelligent technologies,... Read More

  • price $25 - $49/hr
  • Hourly Rate 2003
  • Employees 1000 - 9999
  • Location United States
Bringing your Ideas to Life You Explain, We Build

Welcome to Valueans, your friend in the world of app development! We 're all about custom application development and helping your business shine with the latest tech. Our team is great at making websites and apps that work well on phones, and we even use cool stuff like AI and cloud computing. We care a lot about doing a top-notch job and ensuring what we build helps your business.

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  • price < $25/hr
  • Hourly Rate -
  • Employees 10 - 49
  • Location United States
Healthcare data analytics & cloud-native solutions

Virtual Nomad provides end-to-end software development services to help healthcare organizations streamline data management and unlock efficiencies with cloud. We help healthcare companies to navigate their digital transformation journeys by developing forward-looking solutions and providing consulting services that nurture innovation and enable business continuity.

We are a close-knit te... Read More

  • price $25 - $49/hr
  • Hourly Rate 2022
  • Employees 50 - 249
  • Location United States