A board full of Gears.  Can you make them all turn?

Tap to select, then tap to move.  
Stacked gears turn if either of the colors match their neighbor.  Different colors can overlap and spin.
One-way gears can't be moved.  Use others to connect and spin them.

Win to unlock more color schemes.

Random levels for infinite replays.  No ads, play Easy as much as you want.  Upgrade for higher difficulty levels!

Complete info of Cog Hero, release date, trailer, gameplay, critic and gamer review scores.

Cog Hero Critic Reviews