Unblock Me FREE is a complex and at the same time addictive puzzle game. Slide the yellow blocks out of the way to open up passage for the red block. There are four difficulty levels. Unblock Me FREE has a hint system that will guide you through the puzzle. The game also features undo system. Achievements and player rankings are all included for greater motivation. The various modes will keep you challenged and addicted as you pass through over 14500 puzzles.