Welltris

Welltris
North American Macintosh box art
DevelopersDoka
Sphere
Bullet-Proof Software
Publishers
DesignersAlexey Pajitnov
Andrei Snegov
SeriesTetris
PlatformsAmiga, Amstrad CPC, Atari ST, ZX Spectrum, Commodore 64, MS-DOS, Macintosh, arcade
ReleaseMS-DOS
1989
Amiga, Amstrad, Atari ST, Mac
1990
Arcade, C64, Spectrum
1991
PC-98
1992
GenrePuzzle
Modesingle-player

Welltris is a puzzle video game developed by Doka and licensed to Bullet-Proof Software. It is an official game in the Tetris series. Adaptations were made by Sphere, Inc. for Spectrum HoloByte. It was released for MS-DOS compatible operating systems in 1989. Ports for Macintosh, Amiga, Amstrad CPC, and Atari ST followed in 1990, then ZX Spectrum and Commodore 64 in 1991.