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An action/puzzle game, the object is to catch assorted color falling tiles and create rows, columns, or diagonals of a single color. Each level requires a different pattern to be made, and the tiles fall faster, more at a time, and in an increasing number of colors as the game progresses.


Klax Atari ST Title screen
Klax Atari ST Some klaxing in progress
Klax Atari ST Attempting to build some klaxs
Klax Atari ST The instructions for a diagonal wave

Promo Images

Klax Magazine Advertisement Micom BASIC magazine (The Dempa Shimbun Corporation, Japan) - October 1990
Klax Magazine Advertisement Micom BASIC magazine (The Dempa Shimbun Corporation, Japan) - August 1990
Klax Screenshot
Klax Magazine Advertisement Page 13

Alternate Titles

  • "Midway presents Arcade Hits: Klax" -- Game Boy Color title
  • "クラックス" -- Japanese spelling

User Reviews

There are no reviews for the Atari ST release of this game. You can use the links below to write your own review or read reviews for the other platforms of this game.

Critic Reviews

TOS-Magazin May, 1990 10 Stars10 Stars10 Stars10 Stars10 Stars10 Stars10 Stars10 Stars10 Stars10 Stars 100
Computer and Video Games (CVG) May, 1990 97 out of 100 97
Génération 4 Apr, 1990 96 out of 100 96
Power Play May, 1990 89 out of 100 89
ACE (Advanced Computer Entertainment) May, 1990 880 out of 1000 88
Raze Dec, 1990 83 out of 100 83
ST-Computer Nov, 1990 8 out of 10 80
ST Action Mar, 1993 78 out of 100 78
ASM (Aktueller Software Markt) Apr, 1990 9 out of 12 75
Atari ST User Jun, 1990 7 out of 10 70


There are currently no topics for this game.


1001 Video Games

Klax appears in the book 1001 Video Games You Must Play Before You Die by General Editor Tony Mott.

Arcade version

Strictly speaking, this isn't a coin-op conversion per se, as the home and arcade versions were developed alongside each other. The top home versions (PC, Amiga and ST) are identical to the arcade game.

Atari 2600 version

According to, this was the last game released for the Atari 2600 by Atari. Although it was ported to the NTSC format, it was never released in that format.


  • Amiga Joker
    • Issue 01/1991 – #2 Best Dexterity Game in 1990
  • Amiga Power
    • May 1991 (Issue #00) - #26 in the "All Time Top 100 Amiga Games"
  • Commodore Force
    • December 1993 (Issue 13) – #67 “Readers' Top 100”
  • Commodore Format
    • July 1993 (Issue 34) - Modern Classics: Oddities
  • Power Play
    • Issue 01/1991 - Best Puzzle Game in 1990 (Amiga, Atari ST and C64 versions)
  • ST Format
    • Issue 01/1991 - Best Puzzle Game in 1990
Information also contributed by LepricahnsGold
Martin Smith (66830) added Klax (Atari ST) on Mar 18, 2004
Other platforms contributed by keth (189), chirinea (45545), NGC 5194 (17604), RKL (5735), muesli (296), Sciere (577277), Sha1tan (17), Kabushi (229532), Martin Smith (66830), Servo (57405), Игги Друге (46396), koffiepad (10526) and 雷堂嬢太朗 -raido.jotaro- (60727)