Find the five-letter word in six guesses. Green is the right letter in the right spot. Yellow is in the word but somewhere else. Gray isn't in the word.
At midnight where you are. Everyone gets the same word for their day, so you can compare with friends.
Wordy Birdy puts the same word on a TV and everyone guesses on their own phone. The TV shows each player's colors but never their letters. It's free, for 1 to 10 players.