Credit:
Unlike with Firefox or WordPress addons, where we always tell you not to load everything we list, there doesn't seem to be any problem with loading lots of iPhone or iPod Touch apps. Just make sure you have enough memory for the programs and you can easily load all 12 of these on your device.
Originally this list included Tris, but with yesterday's news that it would be removed we took it off the list. It's really too bad as it was a great port of the game.