Just1 is a version of the numerical logic puzzle gameĀ  Hitori. The name means “just one” in Japanese. It’s played using a grid of cells containing numbers.

The object of the game is black out numbers so that no row or column has the same number twice.

No two blacked out cells can touch each other vertically or horizontally.

Keys: arrow keys or 2,4,6,8, to move cursor; OK key or 5 to toggle cell to black or white.

Type: Open source (GPL source code here)
Authors: Ivonne Engemann, Marcus Wagner
Data Connection Required: no
Minimum Java ME profile: MIDP 1.0
Screen Size: All
Touch support: Yes
Reported Working On: Motorola Rambler
Reported Not Working On: Motorola i776

The app “just1” (63 KB) is ready to download or send to your phone as filename: “Just1”.

Downloading uses paid data. Downloads are for basic phones that support Java ME such as Nokia S40 phones. They do not work on Android, Apple, Firefox or Windows phones.

Download to your Phone

Go to http://boostapps.com with your phone's browser, click the "Enter jump code" link and enter this jump code: 7102

Download to your PC


  1. I think this game was so boring

  2. this game is great!!!

    • Why are you saying that game is great ? Are you testing that game?

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