JumpJump!

MKGames

This is a minimalistic sidescroller jumping game, all you have to do is Jump, jump again and/or crouch. The colors will change dynamically matching the techno music, angles will vary while you play adding more difficulty. You can play in 5 different difficulties, easy, normal and hard are menat for casual players, very hard is meant to challenge your friends, and hardcore is for those players who always want more and more difficulty. Challenge yourself and your friends! Enjoy this free to play game.

Screenshots from Chrome Web Store