MSO Games

MSO FreeCell Arena

The classic card game, reimagined for fair competition.

Smart Auto-Moves

Cards automatically move to foundations when safe. Focus on strategy, not busy work.

Hint Oracle

Stuck? The hint system suggests optimal moves without spoiling the puzzle.

Unlimited Undo

Experiment freely. Undo any number of moves to try different strategies.

Keyboard Shortcuts

Power users can play entirely with keyboard. Z to undo, H for hints, number keys for columns.

4 Difficulty Levels

Easy through Extreme, plus Hardcore mode with no hints or undo. Every level tracks separately.

Same Seeds for All

Everyone plays the same deals. Compare your moves, time, and efficiency head-to-head.

Earn Badges

Speedster — Win under 2 minutes Perfect Game — No undos, no hints Minimalist — Win in under 80 moves Marathon — Long win streak Comeback Kid — Win after being stuck Seed Hunter — Same seed, 3+ difficulties Centurion — 100 / 500 / 1000 wins Daily Devotee — Daily challenge streaks

Compete

Leaderboards

Per-seed rankings for moves, time, and efficiency. Hold records across thousands of deals.

Daily Challenges

One deal per day. One shot. See how you stack up against every other player.

Rivalries

Dethrone record holders and defend your records. Head-to-head rivalry tracking and streaks.

Challenge Links

Share a link to any deal. Friends play the same seed and compete on a private leaderboard.

Play MSO FreeCell Arena

Free download for Windows, macOS, and Linux.

Windows macOS (Apple Silicon) macOS (Intel) Linux (.deb)