SmallFish Chess for Stockfish is a free chess application available for iPhone users. The app is based on the Stockfish chess engine which uses the latest Stockfish 15.1 NNUE engine, rated about Elo 3300+. SmallFish Chess is one of the strongest chess apps and offers three ways to improve your game.

The app provides features such as blunder checking, multiple line analysis, graphical evaluation of your game, game previews, dark mode support, endgame tablebase, and opening books. It is a great tool for chess enthusiasts who want to improve their gameplay and track their progress.

SmallFish Chess for Stockfish is easy to use and has a user-friendly interface. The app is available for free and does not contain any in-app purchases. Download it now and take your chess skills to the next level.