Checkmate - Chess Engine AI
Chessboard Scanner & Analysis
Free · In-App Purchases
With 9,000,000+ possible chess moves, 99% recognition accuracy, AI-powered analysis, Checkmate AI is a powerful companion for chess enthusiasts. Whether you’re decoding a tricky middlegame, checking a puzzle, or reviewing an OTB position, Checkmate AI makes it fast, easy, and fun to find better moves.
Key Features:
AI-Powered Board Recognition
• Instantly reconstruct a position from a quick scan or screenshot.
• Optimized for online chessboards.
• Designed for high accuracy when all 64 squares are visible.
Comprehensive Position Tools
• See the best move, evaluation, and recommended line powered by Stockfish 17.1.
• Edit the position in seconds: flip/rotate, set side to move, adjust position, add/remove pieces.
• Open the interactive analysis board with one tap.
Fast, Private, and Offline
• Scanning and analysis run on-device—no account required.
• Works offline after installation, your own personal chess engine.
• Clean, focused design with zero ads.
Why Choose Checkmate AI?
• Lightning-fast scan → instant engine insights.
• Extensive database using the latest neural networks.
• All-in-one solution for scanning, analyzing, and learning strategy.
A Checkmate Subscription is required to use and enjoy full access to features and content. If you choose a Checkmate subscription, payment will be charged to your iTunes Account at confirmation of purchase.
Please note that terms and conditions, as well as our privacy policy, apply.
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://www.logoslabs.co/checkmate-privacy-policy
Contact Us: support@logoslabs.co
Ratings & Reviews
This app has not received enough ratings or reviews to display an overview.
We've made some behind-the-scenes improvements to keep your experience smooth:
• Improved chess engine accuracy.
• General bug fixes and performance enhancements.
The developer, Logos Labs LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- User Content
- Identifiers
- Usage Data
- Sensitive Info
- Surroundings
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Logos Labs LLC
- Size
- 219.9 MB
- Category
- Reference
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - iPad
Requires iPadOS 18.0 or later.
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Checkmate (Full Access) USD 59.99
- Checkmate (Full Access) USD 39.99
- Checkmate (Full Access) USD 17.99
- Copyright
- © 2025 Logos Labs LLC