Sudoku game

This is a classic Sudoku game, the objective is to fill a 9 × 9 grid with digits so that each column, each row, and each of the nine 3 × 3 square contains all of the digits from 1 to 9. The puzzle setter provides a partially completed grid, which for a well-posed puzzle has a single solution.

What's special:
- More than 5000 sudoku puzzles
- You can change colors by applying different themes
- You can also create your own theme
- You can choose one of eight fonts
- Get hint when you are stuck in solving
- Back to previous step if something's wrong
- You can play it offline

Feature:
- 5 difficulty levels
- Background music and vibration (can disable in settings)
- Tutorial for how to play sudoku
- Ranking by playing duration for each difficult level

Enjoyed your time😃

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