# 麻雀 点数/成績記録 vs BACKDOOR会員アプリ

The clearest difference is in-app purchases: BACKDOOR会員アプリ at none against 麻雀 点数/成績記録's 1. BACKDOOR会員アプリ also leads on ads (none vs shown). 麻雀 点数/成績記録's advantage is update cadence (every 10 days vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 麻雀 点数/成績記録 sells 1 in-app purchase, starting at $0.49 per month. BACKDOOR会員アプリ asks for nothing beyond the download.

麻雀 点数/成績記録 ships an update every 10 days, BACKDOOR会員アプリ monthly. The most recent releases landed on September 20, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | 麻雀 点数/成績記録 | BACKDOOR会員アプリ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/backdoor/id6448009971/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | — | Free |
| Size | 67 MB | 41 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kenjiro Kanemaki](https://appshunter.io/developer/1511504115) | [ROUNDERS, K.K.](https://appshunter.io/developer/1683263820) |

## What reviewers say

### 麻雀 点数/成績記録

[App page](https://appshunter.io/ios/app/mj/id1511504116)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MJスコア プレミアムA | $0.49 | per month |


### BACKDOOR会員アプリ

[App page](https://appshunter.io/ios/app/backdoor/id6448009971)

This is an exclusive members-only application for Amusement Casino BACKDOOR. Access special features and information as a valued member.

**Highlights:** Exclusive member access, Information for Amusement Casino BACKDOOR, Members-only features

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

**In-app purchases:** none


## Frequently asked questions

### Is 麻雀 点数/成績記録 free?

麻雀 点数/成績記録 is free to download, with in-app purchases available.

### Is BACKDOOR会員アプリ free?

BACKDOOR会員アプリ is free to download, with no in-app purchases.

### Do 麻雀 点数/成績記録 or BACKDOOR会員アプリ have ads?

麻雀 点数/成績記録 shows ads; BACKDOOR会員アプリ does not.

### Which is updated more often, 麻雀 点数/成績記録 or BACKDOOR会員アプリ?

麻雀 点数/成績記録 ships an update every 10 days, and BACKDOOR会員アプリ monthly. Most recently, 麻雀 点数/成績記録 was updated on September 20, 2026 and BACKDOOR会員アプリ on September 8, 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.*