Gridlines Features :
4 game modes including Classic, Bonuses & Custom.
5 difficulty settings. Play long or short games.
Challenge a human friend in the Two Player mode.
Save your current game and come back to it later.
4 beautiful locations featuring relaxing music.
Play your own music with the built in MP3 player.
OS: Windows XP/Vista/Win7
CPU: 1.2 GHz
RAM: 512 MB
Hard Drive: 10 MB