Algorithmically varied computer opponent game play simulates real-world match conditions. FEATURES: • Castling, Promotion, and En Passant • Play Black or White • Dual Player Time Clocks • 4 Modes of Play • Scrollable Moves List • 4 Chess eBooks Included • Save Chess Games • Move Count, Status, and Turn Displays • Multiple Computer Player Levels • AI Grandmaster ELO of 2850+ • Includes Chess Rules • Rotate pieces • And more! DEVICE COMPATIBILITY: For all iPhone, iPod touch, and iPad devices running iOS 8.0 and above.