Mahj School
Learn American Mahjong Rules
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
The fastest way to learn American Mahjong. 46 bite-size lessons, 18 hands-on scenarios, no subscription, no ads. Free to try — unlock everything for one price.
Learn American Mahjong the right way — with bite-sized, interactive lessons designed for complete beginners.
Mahj School walks you through everything you need to sit down at a table and play with confidence. From tiles and suits to the Charleston, exposures, and reading the NMJL card — each lesson builds on the last with hands-on practice, not just reading.
WHAT YOU'LL LEARN
• Tile suits, honors, flowers, and jokers
• How to read the NMJL card
• The Charleston (tile passing)
• Building and declaring exposures
• Picking, calling, and discarding
• Joker exchange rules
• Dead hand situations
• Complete game flow from deal to Mahjong!
DESIGNED FOR BEGINNERS
• 46 interactive lessons across 6 modules
• 18 guided practice scenarios
• Quizzes, tile sorting, hand reading, and more
• Learn at your own pace — no timers, no pressure
BEAUTIFUL DESIGN
• Elegant interface inspired by the beauty of the tiles themselves
• Hand-illustrated cherry blossom tile art
• Botanical wallpaper backgrounds
• Light and dark mode support
FREE TO START
Modules 1–2 and 3 practice scenarios are completely free. Unlock all 6 modules and all practice scenarios with a one-time purchase — no subscriptions, no ads, ever.
Mahj School teaches game mechanics and strategy. The NMJL card is published separately by the National Mah Jongg League and is required for play. Not affiliated with or endorsed by the National Mah Jongg League.
Ratings & Reviews
Small polish and a quicker way to tell us how we're doing. Thanks for playing!
The developer, CloudApp IT, 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 Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- CloudApp IT, LLC
- Size
- 7 MB
- Category
- Education
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 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
- Unlock All Lessons $9.99
- Copyright
- © 2026 CloudApp IT, LLC