Hexcells is an ambient logic puzzle game.
Mark or clear all the orange hexes to solve the puzzle. The number in a black hex tells you how many adjacent hexes need to be marked.
◉ 30 brain teasing puzzles
◉ Interactive ambient soundtrack
◉ No guessing required
Requires an iPad 2 or later to play.
Added support for both landscape orientations.
Amplifind Music Player and Visualizer 
Hexcells Plus 
Hexcells Infinite 