Add more question
Improve performance
Unlock Challenge is a simple interesting game.
You will be get a lock,your mission is to find a correct code to unlock.
Code is 3 different digits,and you have 5 hints to find a code. Try to read all 5 hints and link them together,you will find a correct code.
This is game for training your brain,improve your logic thinking and concentration...Many user from around the world enjoy it,and they get a high score. Enjoy with them and have fun.