Sudoku.*

Classic Sudoku, multiple difficulty, experience the advanced road from novice to master.
A mathematical puzzle game from Switzerland in the 18th century. You need to infer the numbers in the remaining spaces based on the known numbers on the 9x9 grid.

We also adds a note function on the basis of traditional Sudoku. You can use notes to record the number of possible answers to the grid in an uncertain blank square, which helps the deduction process to be smoother.
At the same time, the minimalist UI interface allows you to focus more on solving puzzles while protecting your eyesight.
Simple numbers, meticulous logic, and the fun of solving problems can all be reflected in Sudoku. Try it out and experience the charm of numbers!
In this update we fixed several minor bugs and made some improvements.We hope you enjoy it! Contact us in case you have feedback or any questions!