Sudoku Heart, is the best classic puzzle game, for beginners and advanced players

Features:
❥ 5 difficulty levels: Easy, Medium, Hard, Very Hard, Extreme - From BEGINNER to EXPERT level
❥ More than 10000 high quality classic Sudoku puzzles
❥ Advanced game options
❥ Night mode
❥ For phones and tablets
❥ Collection of hand picked rare Sudoku puzzles
❥ NO WIFI? Play offline anytime
❥ 2 input modes: Digit first, Cell first
❥ Portrait and landscape play options
❥ Pencil marks (Notes) with auto fill option
❥ Show digit counts option
❥ Timer
❥ Selected cell highlighting
❥ Incorrect digits
❥ Unlimited Undo/Redo
❥ Portrait and Landscape Views
❥ Auto-save

Train your brain with classic Sudoku brain teaser

Sudoku Heart

A truly classic logic game with 6 difficulty levels:

❥ Very Easy
Basic, fun to play, very easy to solve. Ideal for first time players.
Techniques: only basic rules

❥ Easy
Quick to solve. Great for beginners/novice players.
Techniques: Hidden singles in blocks only

❥ Medium
Moderate challenge.
Techniques: Requires hidden singles in row or columns in order to be solved

❥ Hard
Challenging puzzles.
Still can be solved without writing candidates in empty cells.
Techniques: Requires direct pointing, direct claiming, direct hidden pairs, naked singles

❥ Very Hard
Advanced - requires advanced solving techniques.
For pro players

❥ Extreme | Fiendish | Diabolical
Hardest puzzles - requires advanced solving techniques & strategy - very tough, real brain tester. Only if you are an expert.


How to play:
Every column, every row and every 3x3 block in the grid must have all the numbers from 1 to 9 exactly once.

Available in:
English
Chinese (Hong Kong)
Chinese (Simplified)
Chinese (Traditional)
Croatian
French
German
Hindi
Italian
Japanese
Korean
Portuguese (Brazil)
Portuguese
Russian
Serbian
Turkish

NOTE: This Sudoku app can be used offline / without an internet connection!