ChessFan: Notation & PDF
Detect Boards, Scan Scoresheet
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
CYCC 2026 · Limited Offer
First 3 Months at $0.99 / mo - CYCC 2026 Special
Subscribe before July 31, 2026 - all plans enjoy $0.99 / month for the first 3 months.
ChessFan is a chess PDF reader designed for players, coaches, and students.
Import your chess books in PDF, detect chessboards on each page, recognize pieces with on-device ML, generate FEN, and jump directly into interactive puzzle practice.
Key features:
- Scan and digitize handwritten score sheets with AI
- Review, edit, and replay games from score sheets on an interactive board
- PDF chess book reading with smooth page navigation
- Automatic board detection on PDF pages
- Piece recognition and FEN generation
- Edit and verify FEN before practice
- Interactive puzzle practice board
- Save and review practice history
- Coach-student workflow for training feedback
- Offline-first design: core recognition runs on your device
- Multi-language UI support
Privacy-focused by design:
- Your PDF files stay on your device
- Board recognition ML runs locally on-device
- Score sheet images are temporarily sent to our AI service for recognition and not permanently stored
- Recognized move data may be saved to cloud for Pro/Coach subscribers
Subscription:
- Free tier available
- Paid plans unlock advanced cloud and coaching features
Need help? Contact: service@aifetel.cc
Terms of Use: https://oysape.web.app/terms.html
Privacy Policy: https://oysape.web.app/privacy.html
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Improvements and fixes
The developer, 丽娟 刘, 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 Linked to You
The following data may be collected and linked to your identity:
- Contact Info
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 丽娟 刘
- Size
- 131.1 MB
- Category
- Education
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Pro Yearly $49.99
- Pro Monthly $4.99
- Basic Yearly $39.99
- Coach Monthly $5.99
- Basic Monthly $3.99
- Coach Yearly $59.99
- Copyright
- © Aifetel