Fortress Chess is the ultimate correspondence chess app designed for competitive, turn-based chess for players who enjoy playing chess at their own pace. Make your move and let your opponent respond when they're ready. Whether you're a beginner or a seasoned player, you can challenge friends, compete against global opponents, or practice against various levels of AI.

🎯 Key Features:

Correspondence Chess Online – Play multiple chess games simultaneously, making moves when it’s convenient for you.

Play Against Friends & Global Players – Match with players worldwide or invite friends for private games.

AI Chess Opponent – Choose difficulty levels and train against a computer opponent to practice openings, endgames, and strategies.

Rating & Ranking System – Compete for Elo-style ratings and climb the leaderboard.

Detailed Chess Statistics – Track wins, losses, draws, openings, move history, and personal progress over time.

Multiple Game Modes – Casual matches, rated competitive play, and AI training sessions.

Cross-Platform Play – Seamless play on Android and the web so you can move between devices with ease.

Notifications & Move Reminders – Stay on top of your games with alerts when it’s your turn.

Chess Achievements – Unlock milestones for special moves, streaks, and unique victories.

🏆 Why Choose Fortress Chess?

Unlike fast-paced blitz apps, Fortress Chess is designed for strategic, long-term play. It’s perfect for players who enjoy deep thinking, learning chess theory, and tracking improvement. Whether you want to casually play with friends, test yourself against AI, or climb the competitive ladder, Fortress Chess gives you the tools to grow as a chess player.

Start building your fortress today — download Fortress Chess and enjoy chess anytime, anywhere.