check: minimal chess

chess, without the clutter.

check is a focused place to play, practice, and review chess. start a live game, challenge the computer, share one device, solve a quick tactic, or use the built-in clock at the board.

PLAY YOUR WAY
• Find players, send invites, and play live online games with real-time moves.
• Take on Stockfish with four strength choices, from beginner to expert.
• Play local chess with another person on the same device.
• Leave a computer, local, or online game and resume it from the main screen.

SHARPEN YOUR TACTICS
• Solve 600 tactical positions across mate, best-move, material, and defense challenges.
• Choose a difficulty from beginner through expert.
• Ask for a hint when you need a nudge.

REVIEW THE GAME
• Turn on move ratings during computer games for immediate feedback.
• Replay computer and local games move by move with concise notes.
• Revisit the board position behind every move.

BRING YOUR OWN CLOCK
• Use a dedicated digital or analog chess clock for over-the-board games.
• Start with bullet, blitz, and rapid presets, or create your own.
• Choose sudden death, Fischer increment, Bronstein delay, or US delay.

MAKE IT YOURS
• Choose from monochrome and color board themes.
• Use light or dark mode while keeping the board front and center.

No ads. No clutter. Just chess.