Suko (English) app for iPhone and iPad

4.6 ( 7456 ratings )

Games Puzzle
Developer: Kobayaashi Studios

Free

Current version: 1.0, last update: 6 years ago
First release : 12 Dec 2017
App size: 17.23 Mb

The idea is simple : place the numbers 1-9 in the spaces so that the number in each circle is equal to the sum of the four surrounding spaces, and each colour total is correct.

Happy puzzling!