P-Tris is a Tetris Clone loosely based on information from Wikipedia.
PalmOS 3.5 or higher. It has been tested on a Palm V and a Tungsten T.
Download "ptris.prc" and follow the instructions depending on whether you are using Linux or Windows:
P-Tris is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.