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Crack: Cipher Challenge app for iPhone and iPad


4.8 ( 4288 ratings )
Games Entertainment Puzzle Strategy Education
Developer: James Coffman
Free
Current version: 3.8, last update: 3 years ago
First release : 13 Feb 2017
App size: 7.21 Mb

Crack puzzles start with a scrambled number grid. You must unscramble the numbers by swapping them around.

Tap the grid and watch. Learn the swap pattern. Then, tap until all numbers are @home.

With 3 grids, 3 special features, and 24 cipher keys, Crack offers 576 unique variations, from basic puzzles to highly sophisticated enigmas.