Connect Four Trainer
Improve your Connect Four strategy with analysis and training tools.
Play
Play a game of Connect Four against another player.
Evaluate
Play with real-time position evaluation powered by the solver.
Analyse
Analyse a completed game or import a replay from papergames.io.
Frequently Asked Questions
What is Connect Four Trainer?
Connect Four Trainer is a free tool that helps you improve at Connect Four. You can play games, evaluate positions in real time using a solver, and analyse completed games to find mistakes and missed wins.
How does the evaluation work?
The evaluation uses a WebAssembly-based Connect Four solver that runs entirely in your browser. It analyses every possible move from the current position and scores them, showing you which moves win, lose, or draw with perfect play.
Can I analyse papergames.io games?
Yes! On the Analyse page, you can paste a papergames.io game link to import and analyse it move by move. You can also manually enter moves or play through a game to analyse.
Is it free?
Yes, Connect Four Trainer is completely free to use. Everything runs in your browser — no account or sign-up required.