This app is hacker proof, no player will be able to beat the randomness!
The math is:
For each player in turn, The chances to be in Team1: (Team1_free_slots) / (Unassigned_players)
After dividing you can have fun playing: Basket Ball, Tennis, Table Tennis, Foosball, CTF and many more games in real life! return to the app when you want the shuffle the teams again.