Tetris is the first Tetris game developed and released by Spectrum HoloByte, and the first version to be released commercially. There are two versions of the game; the revised version has the plane on the title screen removed (at the request of Elorg) and the military-themed backgrounds replaced (at the request of Pajitnov). The revised version was also featured on Tetris Gold.
| DOS | January 27, 1988 |
| Apple][ | December 31, 1988 |
| Amiga | December 31, 1988 |
| Mac | December 31, 1988 |