Mastermind Code Breaker Game Ultimate Edition - The Ultimate Number Puzzle Game for all ages.
Google Play - https://play.google.com/store/apps/details?id=com.SmartGamesFunLab.MastermindCodeBreakerGameUltimateEdition
Amazon - http://www.amazon.com/Mastermind-Code-Breaker-Game-Ultimate/dp/B00ZO4U3B8
You attempt to guess the 4 digit number the device has chosen. The response to your guess will tell you which digits in the number you guessed are present in the secret number, and which one of them are in the right spot.
Game rules: (from http://en.wikipedia.org)
Bulls and Cows – also known as Cows and Bulls or Pigs and Bulls or Bulls and Cleots – is an old code-breaking paper and pencil game for two players
Comes in multiple levels and multiple modes.
Time play and Game play modes with various difficulty levels.
Google Play - https://play.google.com/store/apps/details?id=com.SmartGamesFunLab.MastermindCodeBreakerGameUltimateEdition
Amazon - http://www.amazon.com/Mastermind-Code-Breaker-Game-Ultimate/dp/B00ZO4U3B8