xStack4 for PALM
Play 4 games: Stack4 (Connect 4), Stack 4x4, Connectris and Anti-Stack 4 on your Palm. The goal of the games is to arrange four stone in a row. For anti-games goal is to force enemy create four stone in a row. xStack4 supports database of game, has full color graphics and more...
http://www.setupgroup.com/palm/stack4.zip - 40Kb - Download - Screenshot

XO
The XO is collection of classic and non-classic board games as checkers, shashki , international checkers, gomoku, renju, pente, keryo-pente, connectris, othello, ataxx, barrier, stack4, clobber, entropy, Cats and Dogs, LOA, 3 Musketeers and more. Features: You can play with different set of...
http://www.setupgroup.com/windows/xo.zip - 1Mb - Download - Screenshot

xStack4 for Pocket PC
Play 4 games: Stack4 (Connect 4), Stack 4x4, Connectris and Anti-Stack 4 on your Pocket PC. The goal of the games is to arrange four stone in a row. For anti-games goal is to force enemy create four stone in a row. xStack4 supports many levels, allows save games in files and more..
http://www.setupgroup.com/pocketpc/stack4.zip - 40Kb - Download - Screenshot