Paste one name per line, set the number of teams, and press Generate Teams. Everyone is shuffled and dealt into balanced teams you can copy or re-roll.
The tool shuffles everyone randomly, then deals them out one at a time across the teams, so team sizes differ by at most one person even when the total does not divide evenly.
Yes. Names are shuffled with a Fisher–Yates shuffle driven by your browser's secure random generator, so every arrangement of people into teams is equally likely.
Yes — press Generate again for a completely new random split. Each run is independent, so re-rolling until you are happy is fine.