# MJ DB vs Mahjong Game Master

The clearest difference is ads: MJ DB at none against Mahjong Game Master's shown. Mahjong Game Master's advantage is iOS requirement (16.4 vs 18.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. MJ DB sells 1 one-off in-app purchase and Mahjong Game Master sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

MJ DB ships an update every 2 days, Mahjong Game Master every 3 days. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | MJ DB | Mahjong Game Master |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 3 days |
| Size | 28 MB | 67 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [wilson chung](https://appshunter.io/developer/564506285) | [WeMine 微礦](https://appshunter.io/developer/1333959816) |

## What reviewers say

### MJ DB

[App page](https://appshunter.io/ios/app/mj-db/id6759273739)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

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


### Mahjong Game Master

[App page](https://appshunter.io/ios/app/mahjong-game-master/id6815057888)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 專業版 Pro | $2.99 | per month |
| No Ads | $1.99 | one-time |


## Frequently asked questions

### Is MJ DB free?

MJ DB is free to download, with in-app purchases available.

### Is Mahjong Game Master free?

Mahjong Game Master is free to download, with in-app purchases available.

### Do MJ DB or Mahjong Game Master have ads?

Mahjong Game Master shows ads; MJ DB does not.

### Which is updated more often, MJ DB or Mahjong Game Master?

MJ DB ships an update every 2 days, and Mahjong Game Master every 3 days. Most recently, MJ DB was updated on November 5, 2026 and Mahjong Game Master on November 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*