NineGaps – Math Puzzle Game for iPhone


NineGaps is a Math Puzzle Game, just like Sudoku but different, for the iPhone. If you like Sudoku or Ken-Ken puzzles you’ll probably also like NineGaps.

NineGaps has three different levels and an unlimited number of math puzzles for you to solve. Use your brain to place numbers from 1 to 9 in the missing gaps, while matching the math operations presented on sides of the puzzle. Happy Puzzling!

Tags:  Math | Puzzle | iPhone | iPod

About the Author:

A person with a love and passion for puzzles.


  1. Javier Delgado June 15, 2009 at 03:34

    NineGaps is a highly addictive tricky puzzle game.

    The goal of the game is really simple. You have to use your wits to place numbers from 1 to 9 in the missing gaps, while matching the operations presented in the puzzle. It's just like Sudoku, but different!

    * simple and unique puzzle-based gameplay
    * 3 difficulty levels
    * unlimited brain burning puzzles
    * highly addictive and fun!

    Fans of Sudoku, Ken-Ken, Blocked, Chess, and other mind and logic puzzles will feel right at home.

    If you want to check it out, here is the iTunes link:;=8&s;=143441

    On the game website, you can see some screenshots and instructions on how to play:

    Here's a brief video from YouTube with the game in action:

    Test your puzzle cracking skills with NineGaps today!

    Look out for more new games from Quadion COMING SOON!

  2. passionforpuzzles June 15, 2009 at 06:12


    Thanks for the full information.


  3. passionforpuzzles September 20, 2009 at 08:42

    Update : There is a new release (1.1) of NinGaps which include the following features:

    – Order of operations is supported in all puzzles
    – Puzzles are now a little more difficult to solve
    – Game status is auto-saved, allowing a puzzle to be continued at any time
    – Game settings are persisted
    – Two new levels for beginner users were added
    – Puzzles can now be seen after they are finished
    – Application size was reduced to 1.6 Mb

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