Master chess openings and play against a powerful engine with integrated coaching. This app offers a private, offline experience with visual guidance and strategy tips to improve your game. Enjoy uninterrupted play with no ads or distractions.
1.1.0
May 18, 2026
What's New in Version 1.1.0 Estimated ELO rating After each game, OpenMate shows your estimated ELO rating based on your move accuracy. A fun way to track improvement over time. Stronger engine & opening book Improved time management leads to deeper, more consistent play. The opening book no longer suggests moves that give away castling rights. Learn Openings — new mode Explore chess openings at your own pace by playing both colors freely. No AI opponent — just you, the board, and the opening book. Arrows guide whichever side is to move. Perfect for memorizing and understanding opening ideas before playing against the AI. Redo You can now redo moves after undoing them, in both Play vs AI and Learn Openings modes. Redesigned setup screen The new game screen now leads with a clear choice: Learn Openings or Play vs AI, where options (difficulty, opening book) are shown.
MoreOpenMate features a strong and fast engine capable of around 4 million nodes per second on an iPhone 16, achieving approximately 2800 ELO at 3 seconds per move. This provides a challenging opponent for improvement.
Yes, OpenMate is designed to run entirely on your device without any internet connection. This means no network access is required, ensuring complete privacy and instant play.
OpenMate provides visual coaching with multicolor arrows for opening guidance and engine-recommended moves. It also offers threat visualization and strategy tips explained in both chess terminology and plain English.
No, OpenMate is completely ad-free. The app is designed to remove friction and distractions, offering a pure chess experience without any advertisements.
OpenMate is built for iPhone and iPad, offering smooth performance optimized across these devices. It is compatible with devices rated for age 4 and up.
The latest version of OpenMate is 1.1.0, last updated on May 18, 2026. Updates aim to improve performance and features for a smooth user experience.
No, OpenMate does not have a clock. You can play at your own pace without any time pressure, allowing for thoughtful moves and analysis.
Based on the available data, OpenMate has a perfect rating of 5.0 stars from 6 ratings, indicating very positive user sentiment.