Sudoku - Classic brain teaser

Welcome to the classic brain teaser game!
To solve the game you must complete the puzzle by filling in all the numbers (from 1 to 9) so that each digit does not repeat in the same row, column or block.
This app will become your favorite Sudoku game.

WAIT!, THERE'S MORE!
Includes cool color themes, with a night mode theme.
You can also change the letter font.
Win trophies by solving each daily sudokus.
Customize the game UI depending on your expertise

[ HIGHLIGHTS ]
- Minimalist, simple and fun game, suitable for children and adults.
- 7 difficulty levels
- Many customizable options and aids
- Full game is free, with very few ads (no ads while playing)
- Exercise your brain and relax solving suokus!
- Beautiful and simple user interface (portrait and landscape)
- Includes sounds (can be disabled) and HD interface
- Infinite Sudoku generator

[ DIFFICULTY LEVELS ]
1 - Very easy : Suited for children or people learning how to solve Sudoku.
2 - Easy : Recent studies show that playing Sudoku helps elderly people memory. Just do it!
3 - Intermediate : You will be able to finish Intermediate level games using basic techniques: Hidden singles and Naked singles.
4 - Hard : This puzzles need to use some intermediate techniques: Pointing pairs, Naked pairs, etc.
5 - Expert : This are intended for advanced players that can combine many intermediate strategies.
6 - Extreme : To solve this grade puzzles you'll need to use some advanced strategies: X-Wing, Y-Wing, Swordfish, etc.
7 - Nightmare: Only pro players will be able to finish this games. This is a real challenge. Maybe you'll need some luck to solve it :)
8 - Grandmaster: This are considered the hardest sudoku to complete. Will you be able to succeed?

All Sudoku have only ONE possible solution.

Just one more thing...
ENJOY !!!

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Any suggestion or bug report is welcome. Please, before writing a bad review contact us by email at hola@quarzoapps.com