[ special features ]- Hundreds of puzzles available.- Cool design colour dots. ( puzzle logic corrected )- Ability to store your changes on Google Cloud.- The puzzle game saves automatically at the end of the operation.- Multiple difficulty levels (10x10; 15x15; 20x20; 30x30);- By completing normal and history mode you can access BigMap mode.- Various operation modes (touch, Pad, Pen)- Two-finger zoom function; Zoom out; move around; New undo function