Play Backgammon against the machine, or play against real people in realtime. Strong AI with 3 difficulty levels. Hone your skills. Play on FIBS (First Internet Backgammon Server). Play against people from around the world. Participate in tournaments. Tournaments are held on a regular basis, typically with 4 to 32 players. FIBS is free.. Play on Google Play Games. Play against others with Comet Backgammon. Play via a direct connection to your opponents telephone. No need to go through Facebook Google or even FIBS. All you need is your opponents telephone number. Play 2 on device.Take turns on your device. Full match history. Review and replay your games, and learn from your mistakes. Chat while playing.