Sudoku Portable has been discontinued. Similar games include LibreSudoku, which is free and open source. Other options are Sudoku & Variants, Sudoku Challenge, Gauguin and Open Sudoku. There's no shortage of Puzzle Games like Sudoku Portable, with more than 25 alternatives for Android, iPad, the web, iPhone and Windows.
Sudoku (originally called Number Place) is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 sub-grids that compose the grid contains all of the digits from 1 to 9.
Brazil
HoDoKu is a sudoku helper written in Java and available in English and German. Generate sudokus in five different and fully configurable difficulty levels. Solve them yourself (with help from HoDoKu's hint system) or let HoDoKu do it for you.
Germany
EU
Yasminoku is a sudoku game, generator and solver created by Joan Alba Maldonado on 25th of July 2006 which has been now improved.
The developer marked this project as "no longer being actively maintained" on 2016-04-06, so you should rather use it's succesor Open Sudoku.
Sudoku game with numbers, letters or colors. Board size can be from 4 to 20 (default size is 9). You can play many variants - Killer, Greater Than, Consecutive, Odd/Even, Diagonal, Samurai. This program contains editor, solver and can create PDF.
CzechiaEU
Sudoku solver is one of the most popular free word games of all time for the smart you! A type of puzzle whose completion requires each of typically 9 rows and columns and every of as many usually square subregions to contain, without duplication, 1 up to 9 or the grid dimension...
Play world’s most popular brain game on your iPad and Mac and enjoy all the best features you can’t get anywhere else – thousands of grid designs, four difficulty levels, extensive statistics, Undo & Redo, Auto-Save, Auto-Correct, Auto-Fill hints and more...
It takes inspiration from the Latin "squares", which are based on a logical combination, but developed in three dimensions.
ItalyEU
Competitive Sudoku online, solve Sudoku puzzles quickly and get to the top of the leaderboard.
"Sudoku Best Puzzle Game FREE" is a top logic-based number placing game. Sudoku doesn’t require any calculation or mathematical skills. All you need is brain and little concentration. Sudoku is an excellent brain boosting game and brainteaser game.
