This game is the classic board game, Mastermind. The Code Breaker HD game has generated code for any digits. You must try to guess a sequence of unique (non-repeating) digits 0-9. Then, see color of pegs as a hint. (You can change to play in "Color" mode) Note: The pegs do not tell you about the exact positions of code. ✯Classic Mode Enjoyable with collection of gifts awards. ✯Arcade Mode Fun and challenge to finish decode before timeout. FEATURES: - Two options of hidden code, "Color" or "Number" mode. - Note (classic mode only) - Auto saves whenever the game exits. - Ability to lock guess in any position. - Entire game including all 10 rows for ipad and 8 rows for iphone visible on a single screen. - No banner Advertisment - Single tap lock, placement and removal. - Sound on and off option. - FREE for 3 digit code. Additional in-app (4, 5, 6 digit).