Sudoku - Evolve Your Brain

Born as an amoeba!
You can become a human only if you increase your intelligence with Sudoku!
Enjoy Sudoku with beautiful themes.
You can gain high intelligence and logical thinking ability in no time when you learn with hints.

KEY FEATURES
* Sudoku with solution method!
Using hints, solving process will appear to help you improve your skills.
* 8 diverse levels!
Is this your first time doing Sudoku? Or are you bored of solving the same tedious ones? There are 8 diverse levels that everyone, from beginners to professionals, can enjoy.
* Over 5,000 proper puzzles to be solved with every technique ever known!
There are 1,000 Sudoku for each level. In addition, every Sudoku has only one solution.
Solve Sudoku using a variety of techniques, including Cross Hatching, Naked/Hidden Pair/Triple/Quadruple, X-Wing, XY-Wing, Swordfish, Simple colors etc..
* Sudokus are NOT random!
You can enjoy the same Sudoku with your friends. See if your friends can beat your record!
* Beautiful themes!
You can apply themes of your taste unlike the other stiff Sudoku. Complete quests and get special themes.
* Various Convenience!
A variety of accommodations are available; start game with your notes, undo, redo, auto error check, activate note mode with gestures, quick number input, repeated number writing, highlight areas, and etc.
* Airplane Mode and Offline Support
Play anywhere without the data!

Sudoku is completely free to play but some optional in-game items will require payment.