ColorfulSum app for iPhone and iPad
4.8 (
5728 ratings )
Games
Education
Educational
Puzzle
Developer: Kazuya Haraguchi
Free
Current version: 1.0, last update: 7 years agoFirst release : 15 Jun 2016
App size: 28.02 Mb
A puzzle app for children to adults.
The puzzle is also known as KenKen or Keisan-Block (in Japanese).
Its a variant of Sudoku, but requires a bit calculation.
The rule is as follows; Fill all cells with integers from 1 to 4 so that:
- In each row/column, every integer appears exactly once.
- In each colored block, the sum of assigned integers should be = the small number attached to it.
The app has four levels from 4x4 to 7x7, and each level contains 16 puzzles. Have fun!