ChessBased: Stockfish 18

The strongest chess opening explorer to date. Powered by a database of depth 60+ Stockfish 18 evals, explore openings with the knowledge of Grandmasters and Stockfish.

Tired of clunky $500 ChessBase on Windows? ChessBased takes opening analysis to a whole new level. At a glance, users see a seamless UI of openings databases with millions of games, win-loss statistics, and depth 60+ (!!) Stockfish 18 evaluations. That's right. With trillions of positions in the engine database, we did the hard work for you when it comes to looking at evals in your favorite chess openings. Now you can prepare like Magnus Carlsen and Hikaru Nakamura, without having to spend thousands on expensive hardware or heating up your phone like an oven.

Explore openings move by move, compare master-game trends, review engine-backed recommendations, and save your favorite lines in Lichess-like fashion for later study. ChessBased is built for fast, focused preparation on iPhone and iPad, whether you’re checking a tournament line, building a repertoire, or just curious what a depth 60+, 192 core engine thinks.

Simple UI. Powerful data. Better prep.