BrowserStack is the world’s largest cloud platform for software testing, with 20,000+ real Android and iOS devices that allow developers to comprehensively test their websites and apps for functionality, performance, and visual appeal.




Sauce Labs is described as 'Provides the world’s largest cloud-based platform for the automated testing of web and mobile applications. Its award-winning service eliminates the time and expense of maintaining an in-house testing infrastructure, freeing development teams of any size to innovate' and is an app in the development category. There are more than 25 alternatives to Sauce Labs for a variety of platforms, including Web-based, Windows, SaaS, Linux and Mac apps. The best Sauce Labs alternative is BrowserStack. It's not free, so if you're looking for a free alternative, you could try TestMu AI or Browserling. Other great apps like Sauce Labs are Buildstash, Headspin, DeviceLab and Rebrowser.
BrowserStack is the world’s largest cloud platform for software testing, with 20,000+ real Android and iOS devices that allow developers to comprehensively test their websites and apps for functionality, performance, and visual appeal.




TestMu AI (Formerly LambdaTest) is a full-stack AI platform for automated testing across web, mobile, and enterprise apps with agent-driven analysis, real device and browser support, parallel execution, and CI/CD integration for scalable quality assurance and detailed analytics.




Manage your software binaries and releases. Organize all your binary builds, distribute to testers and collaborators, steer through QA and sign-off, and rollout to users.




Browserling lets you quickly cross-browser test your websites in all the most popular browsers, such as Internet Explorer, Chrome, Safari, Opera and Firefox. We run the browsers in virtual machines and you get live access to them.

HeadSpin is a Digital Experience AI Platform that combines a global device infrastructure, test automation, and ML-driven analytics.




Private mobile device lab platform. Connect your own iOS and Android devices to run automated tests remotely via WebRTC. Your test data never leaves your network.
The ultimate cloud browser. Affordable, bulletproof, AI-fueled. Your best partner for data extraction, browser automation, web scraping.

Browserless solves the problem of running Chrome on a web server. If you're tired fighting to get Chrome running on AWS, Heroku, or Digital Ocean then browserless is for you.
Quash Automate is an AI-driven mobile test automation solution that streamlines testing workflows, generates scriptless test cases, seamlessly integrates with your CI/CD pipelines, and performs comprehensive real-device validation, ensuring faster, flawless mobile app releases.




TestingWhiz™ is a Code-less Test Automation Tool, which can perform End-to-end testing like Functional, Regression, Database, Big Data, Web UI, Cross Browser testing & Distributed Execution for Web, Mobile and Cloud Apps.



Cross browser compatibility testing with Selenium Online. Automatically test your website on multiple browsers with Selenium.

IETester is a free WebBrowser that allows you to have the rendering and javascript engines of IE11, IE10, IE9, IE8, IE7 IE 6 and IE5.5 on Windows 8 desktop, Windows 7, Vista and XP, as well as the installed IE in the same process.

Both provide VMs running browsers that you can interact with and automate testing of, using Selenium.