What are the alternatives to Testingwhiz for Web and Mobile browser automation testing?

I want to gain some information regarding the alternatives to testing-whiz for web and mobile browser automation testing. Can anyone please help me with it.

Alternatives to TestingWhiz for all platforms with Free License:

  • LambdaTest
  • Browsershot
  • Comparium
  • CutyCapt
  • Blisk
  • khtml2png
  • IETester
  • Turbo Browser Sandbox
  • GeoScreenshot
  • IE NetRenderer