# MJ DB — GD Mahjong score calculator

> GD Mahjong score calculator (iPhone/iPad app by Wilson Chung.)

- Source: https://appshunter.io/ios/app/mj-db/id6759273739 (this page in markdown: same URL + `.md`)
- Developer: [Wilson Chung](https://appshunter.io/developer/564506285)
- Category: Utilities, Entertainment
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 18.0 · 28 MB
- Languages: English, Chinese
- Released: 2026-02-19
- Data updated: 2026-06-28
- User reviews in markdown: https://appshunter.io/ios/app/mj-db/id6759273739/reviews.md

## What is MJ DB?

## Game Records
- Record scores for each round: Real-time game trend charts
- Detailed statistical analysis: Displays historical win rates and fan point distribution trends
- Supports modifying/deleting past records, no fear of marking mistakes
- Local Connection: Real-time sharing to other local devices, everyone can see
- Displays modification and deletion logs for fairness and transparency

## Quick Start
- Free, no intrusive ads
- Completely offline, simple and easy to use
- One-click to join previous players
- Record scores with drag and drop of players
- Handy tools: Seat shuffling, dice rolling, final settlement (supports grouping two people together for split payments)
- Preset and customizable fan point tables, supports Jackpot gameplay

## UIUX 
- Traditional Chinese and English interface
- Supports Dark Mode
- Supports iPhone and iPad

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |



## Version history (last 5 releases)

### 7.2.3 — 2026-06-07

Quick Score Input - Drag and Drop: Faster than ever. You can now simply drag the winner's avatar onto the shooter's avatar to record scores—more intuitive, fewer clicks.

New Game Setup: Added search functionality to quickly add players when starting a new round.

### 7.2.2 — 2026-04-25

Fix merge settlement button

### 7.1.1 — 2026-04-08

More user friendly for new users
Minor bug fix

### 7.0.0 — 2026-04-06

Added transfer calculator tool
Support for English
Support for combined multi-game score trend charts
Option to remove ads
Optimized screenshot sharing for game results with date information
Fixed bug where changing the point table name during a new game did not update correctly
Other minor UI/UX improvements

### 6.8.0 — 2026-03-24

修復彈APP bug, 暫時移除英文支援

## More apps by Wilson Chung

- [InstantCountDown](https://appshunter.io/ios/app/instantcountdown/id567181106)
- [Big2 Go](https://appshunter.io/ios/app/big2-go/id6761645868)

All apps by Wilson Chung: https://appshunter.io/developer/564506285

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-28.*