13 Orphans Mahjong
Board
Only for iPhone
Free
iPhone
13 Orphans Mahjong brings Riichi Mahjong to your iPhone with a clean, focused experience designed for both learning and play.
Play complete Riichi Mahjong matches against computer-controlled opponents, with scoring, calls, Riichi, Dora, Furiten, draws, wins, and round progression handled automatically.
PLAY RIICHI MAHJONG
• Play full matches against three computer opponents
• Choose between East-only and full Hanchan games
• Authentic Riichi rules and scoring
• Call Chi, Pon, Kan, Riichi, Ron, and Tsumo
• Track points, Honba, Riichi sticks, Dora, and round progression
LEARN AS YOU PLAY
• Built-in Riichi Guide
• Review tiles, basic terminology, calls, and scoring concepts
• Suitable for players learning Riichi as well as experienced players looking for offline practice
PLAY OFFLINE
• No account required
• Play anywhere without needing an internet connection
• Resume an unfinished game later
A SIMPLE, FOCUSED MAHJONG EXPERIENCE
13 Orphans Mahjong is built around the game itself giving you a straightforward way to learn, practice, and enjoy Japanese Riichi Mahjong on your iPhone.
More features and Mahjong experiences are planned for future updates.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Added Google AdMob banner ads and end-of-round interstitial ads. Updated the privacy consent and App Tracking Transparency flows for applicable regions.
The developer, KEVIN ALLEN GONZALES ONG, 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
Data Linked to You
The following data may be collected and linked to your identity:
- Location
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- KEVIN ALLEN GONZALES ONG
- Size
- 227 MB
- Category
- Board
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © 2026 Kevin Allen Gonzales Ong