KuMaster can generate a new puzzle or import a puzzle from your photo library or camera. You can solve the puzzle with help (using tool tips and colors) or you can fly solo. To play, ask for a new puzzle (or import from a photo). Just select the cell and pick a value. Extracting a puzzle from a photo is easy. You can correct any imported values by tapping and selecting the correct value. KuMaster allows for distorted images. Features: Auto-solve (next step or all). Unlimited Undo. Randomly create new game. Extract image from photo. Turn on/off game status. Number of moves taken/remaining. Elapsed time. Tool tips to show allowed values. Help page.