Koch-Chess

Koch-Chess is a feature-rich chess app built for players of all levels. Play Your Way Challenge the built-in engine at 5 difficulty levels (D8 to D20), play online against friends, or sit back and watch engine vs engine battles unfold. Learn & Improve Explore 9 chess openings with guided lessons, including the Sicilian Defense, Italian Game, King's Indian, and more. Train & Practice Sharpen your skills with dedicated practice and training modes designed to build pattern recognition and tactical awareness. Clean, Fast Interface A distraction-free board with smooth controls, multiple themes, and a layout designed for mobile play. Features Solo play vs AI engine (5 depth levels) Online multiplayer with invite links Engine vs Engine watch mode 9 opening lessons with move guides Practice and training modes Multiple board themes Geo and Animal themed piece sets