Take turns dropping discs into a 7×6 board. The first to line up four in a row, column or diagonal wins. In Blitz you only have a few seconds per move, so think fast. No login needed.
Your discs
Choose a game
Move timer (Blitz)
Computer skill
Who starts
Two players, one screen. Pass the phone after each move, or lay it flat between you. Player 1 plays first.