Can I play on mobile?
Yes. Tap any column; the board fits small screens.
Your turn
How to play
- Choose a column to drop your disc into its lowest empty space.
- Take turns with the computer or another local player.
- Connect four discs horizontally, vertically, or diagonally to win.
Rules
- The board has seven columns and six rows.
- You can only play in a column that is not full.
- A full board without a winner is a draw.
Strategy tips
- Control the center to create more possible lines.
- Watch your opponent's threats as carefully as your own.
- Avoid moves that give your opponent a useful supporting space.
Frequently asked questions
Can two people share one device?
Yes. Select Local two-player mode.
What AI levels are available?
Easy, Normal, and Hard are available.
Where are records saved?
Settings and results stay in this browser.