What's New

Fixed crashing bug in scan from camera and photo library.
Restored Play button in Style of Play description.
:) Sudoku + is now usable in Dark Mode, although still missing complete support.

App Description

With unlimited play at seventeen difficulty levels, novices and experienced players alike will appreciate :) Sudoku +. Our tutorial, extensive feature set, and advanced hint system offer something for every player. The more you play, the more you will enjoy it!

Our multi-stage hint system starts with a gentle reminder to get you back on track, and works up to an illustration of the exact technique to use and how it applies to the current board. Our hints ease those frustrating moments and teach you how to be a better player.

Features include:

- Puzzle generator for unlimited play
- Scan puzzles from books/newspaper using camera
- 17 difficulty levels, something for everyone
- Tutorial teaches you new techniques
- Large, high contrast digits are easier to read
- Enter games from the newspaper
- Solver helps you with games from the newspaper
- Advanced techniques at the higher levels, including X-Wings, sashimi fish, and XY-Chains
- User interface optimized for fewer touches
- Choice of six color schemes
- Never covers up the board while you are playing
- Infinite undo/redo
- Undo to the last solvable position
- Board solvable indicator
- Automatic or manual pencil marks
- Save your game while you try alternatives
- Automatically saves your game when you get a phone call, switch applications, or lock the phone
- Highlighting helps you discover patterns
- Game clock; compares your time to other players
- Avoids graphic frills that distract from play
- Choice of digit styles, including Kanji and Hanzi

All games are true Sudoku, with symmetry and a single solution that can be discovered by logic alone. If you doubt that a puzzle can be solved by logic, simply have the hint system explain it to you step by step.

If you enjoy Sudoku, this is the app for you!

iPhone Screenshots

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:) Sudoku + screenshot 1 :) Sudoku + screenshot 2 :) Sudoku + screenshot 3 :) Sudoku + screenshot 4 :) Sudoku + screenshot 5

iPad Screenshots

(click to enlarge)

:) Sudoku + screenshot 6 :) Sudoku + screenshot 7 :) Sudoku + screenshot 8 :) Sudoku + screenshot 9 :) Sudoku + screenshot 10

App Changes

  • June 08, 2011 New version 4.0.4
  • April 06, 2011 New version 4.0.3
  • February 03, 2011 New version 4.0.2
  • December 15, 2010 New version 4.0.1
  • October 20, 2010 New version 4.0
  • August 12, 2010 New version 3.4.3
  • July 21, 2010 New version 3.4.2
  • July 07, 2010 New version 3.4.1
  • June 20, 2010 New version 3.4
  • May 12, 2010 New version 3.3.2
  • April 21, 2010 New version 3.3.1
  • April 01, 2010 New version 3.3
  • March 23, 2010 New version 3.2.1
  • February 05, 2010 New version 3.2
  • November 30, 2009 Price increase: $0.99 -> $2.99
  • November 26, 2009 Price decrease: $2.99 -> $0.99
  • November 19, 2009 New version 3.1.1
  • November 07, 2009 New version 3.1
  • October 28, 2009 New version 3.0.2
  • October 14, 2009 New version 3.0.1
  • September 27, 2009 New version 3.0
  • July 16, 2009 New version 2.4.3
  • May 27, 2009 New version 2.4.2
  • April 14, 2009 New version 2.4.1
  • February 27, 2009 New version 2.4
  • February 01, 2009 New version 2.3.1
  • January 27, 2009 New version 2.3
  • January 14, 2009 New version 2.2.4
  • January 03, 2009 New version 2.2.3
  • December 04, 2008 New version 2.2.2
  • November 23, 2008 New version 2.2.1
  • November 20, 2008 New version 2.2
  • November 07, 2008 New version 2.1.1
  • November 04, 2008 New version 2.1
  • October 24, 2008 New version 2.0
  • October 17, 2008 New version 1.3.1
  • October 15, 2008 Price increase: FREE! -> $2.99
  • October 14, 2008 Price decrease: $2.99 -> FREE!
  • October 10, 2008 New version 1.3
  • October 02, 2008 New version 1.2
  • September 30, 2008 Price decrease: $3.99 -> $2.99
  • September 13, 2008 New version 1.1
  • September 05, 2008 New version 1.0.4
  • June 25, 2011 New version 4.0.4
  • September 01, 2011 New version 4.1.2
  • November 20, 2011 New version 5.0
  • March 24, 2012 New version 5.0.1
  • April 03, 2012 New version 5.0.2
  • September 21, 2012 New version 5.1
  • November 07, 2012 New version 5.1.3
  • February 21, 2013 New version 5.1.5
  • September 25, 2014 New version 5.2
  • October 14, 2014 New version 5.2.1
  • August 16, 2016 New version 5.2.5
  • November 09, 2016 New version 5.2.6
  • December 10, 2020 New version 5.3
  • September 15, 2023 New version 5.3.1

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