# MemoJong Mahjong Score Tracker vs Aligner Tracker

The clearest difference is in-app purchases: Aligner Tracker at none against MemoJong Mahjong Score Tracker's 2. Aligner Tracker also leads on ads (none vs shown). MemoJong Mahjong Score Tracker's advantage is update cadence (daily vs every 6 weeks) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. MemoJong Mahjong Score Tracker sells 2 in-app purchases, starting at $1.99 per month. Aligner Tracker asks for nothing beyond the download.

MemoJong Mahjong Score Tracker ships an update daily, Aligner Tracker every 6 weeks. The most recent releases landed on October 28, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | MemoJong Mahjong Score Tracker | Aligner Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 6 weeks |
| Size | 85 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KAZUKI KUMAZAWA](https://appshunter.io/developer/1830239436) | [Feiyu Chang](https://appshunter.io/developer/1492595678) |

## What reviewers say

### MemoJong Mahjong Score Tracker

[App page](https://appshunter.io/ios/app/memojong-mahjong-score-tracker/id6749372126)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memo Jong Premium | $1.99 | per month |
| Memo Jong Premium | $19.99 | one-time |


### Aligner Tracker

[App page](https://appshunter.io/ios/app/aligner-tracker-ac/id6776087674)

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

**In-app purchases:** none


## Frequently asked questions

### Is MemoJong Mahjong Score Tracker free?

MemoJong Mahjong Score Tracker is free to download, with in-app purchases available.

### Is Aligner Tracker free?

Aligner Tracker is free to download, with no in-app purchases.

### Do MemoJong Mahjong Score Tracker or Aligner Tracker have ads?

MemoJong Mahjong Score Tracker shows ads; Aligner Tracker does not.

### Which is updated more often, MemoJong Mahjong Score Tracker or Aligner Tracker?

MemoJong Mahjong Score Tracker ships an update daily, and Aligner Tracker every 6 weeks. Most recently, MemoJong Mahjong Score Tracker was updated on October 28, 2026 and Aligner Tracker on October 26, 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.*