1. Free cross browser compatibility testing tool online to test on 2000+ desktop and mobile browsers. Get online virtual access to machines running real browsers and real operating systems on cloud.

  2. Test your website for cross browser compatibility on real browsers. Instant access to multiple desktop and mobile browsers. Get Free Trial.

  3. Browser Testing made simple! Run automated, visual, and manual tests on 1500+ real browsers and mobile devices. Test more browsers, in less time.

  4. Test mobile or web apps instantly across 700+ browser/OS/device platform combinations - without infrastructure setup.

  5. SoapUI Pro is one of the most prominent API testing platforms around, allowing developers to quickly prototype the functions of their apps and get them to market with little hassle.

  6. NeoLoad is a load and stress testing tool to measure the performance of web and mobile applications.

  7. ietester is an application that allows to test on multiple ie versions at the same time in the same application

  8. Browsershots makes screenshots of your web design in different browsers.

  9. Responsive Web Design, Mobile & Cross-Browser Compatibility Testing Software.

  10. BlazeMeter is a self- service performance load testing cloud tool

  11. Download Blisk - a browser for web developers. Blisk is a toolbox for development, debugging and testing: emulation, sync, analytics, and screenshots.