Mahj On
The American Mahjong companion
About
This app simplifies American Mahjong scoring, allowing players to focus on the game. It calculates hand values, manages sessions, and provides smart payment settlements. Track your stats, history, and sync data across devices.
What's New in Mahj On
1.1.1
June 13, 2026
- Dark Mode: light, dark, or follow your system. - Set the Table (Jokerless): after you pick players, choose your card, tiles, and mat, name the session, and start the Charleston walkthrough, all from one screen. - Streaks & greetings: the home screen tracks your table-action streak and greets you when you sit down (and gently ribs you when you've been away). - Session names: rename a session whatever you like instead of the player list. - Remove the Mahj On wordmark from shareable game cards (Jokerless). Plus Card Journal polish, stats that follow your period filter, a tidier table-settings menu, and fixes throughout.
MoreSubscriptions & In-App Purchases
Jokerless Monthly
Access to premium features
Developer apps
FAQ
How does Mahj On calculate scores?
Mahj On calculates scores instantly by allowing you to select the hand value, how it was won, and if jokers were used. This eliminates manual math, letting you focus on playing.
Can Mahj On manage multiple games?
Yes, Mahj On supports running multi-game sessions for 2-4 players. It provides a real-time leaderboard, a log of every game, and allows you to resume sessions later.
Does Mahj On help with settling payments?
Absolutely. Mahj On's smart settlement feature minimizes the number of transactions needed to settle up after a session, ensuring everyone pays fairly and efficiently.
What kind of stats does Mahj On track?
Mahj On tracks your win rate and earnings over various periods (week, month, year, all time). It also offers a detailed archive of completed games with full hand logs and a seven-day play tracker.
What is the 'Jokerless' subscription?
The 'Jokerless' subscription, priced at $1.99/month with a 7-day free trial, unlocks premium features. These include tile/mat tracking, card journaling, a hand picker, table favorites, and a game heatmap.
Is Mahj On available on multiple devices?
Yes, Mahj On utilizes iCloud sync to ensure your data is automatically available across all your Apple devices, so you can pick up where you left off on any device.
What is the age rating for Mahj On?
Mahj On has an age rating of 4+, making it suitable for a wide range of players interested in Mahjong.
How often is Mahj On updated?
The latest version of Mahj On is 1.1.1, and it was last updated on June 13, 2026. This indicates a commitment to regular updates and improvements.
