# RemNum 〜 数字を暗記するだけのアプリ vs azMemo

The clearest difference is update cadence: RemNum 〜 数字を暗記するだけのアプリ at every 3 weeks against azMemo's every 6 weeks. RemNum 〜 数字を暗記するだけのアプリ also leads on iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RemNum 〜 数字を暗記するだけのアプリ ships an update every 3 weeks, azMemo every 6 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | RemNum 〜 数字を暗記するだけのアプリ | azMemo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Size | 48 MB | 6 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [yoshitomo ishii](https://appshunter.io/developer/1495140436) | [Hector Alcala](https://appshunter.io/developer/1460541676) |

## What reviewers say

### RemNum 〜 数字を暗記するだけのアプリ

[App page](https://appshunter.io/ios/app/remnum/id6504561429)

**Features:** macOS Compatibility

**In-app purchases:** none


### azMemo

[App page](https://appshunter.io/ios/app/azmemo/id6748327715)

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

**In-app purchases:** none


## Frequently asked questions

### Is RemNum 〜 数字を暗記するだけのアプリ free?

RemNum 〜 数字を暗記するだけのアプリ is free to download, with no in-app purchases.

### Is azMemo free?

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

### Do RemNum 〜 数字を暗記するだけのアプリ or azMemo have ads?

Neither RemNum 〜 数字を暗記するだけのアプリ nor azMemo shows ads.

### Which is updated more often, RemNum 〜 数字を暗記するだけのアプリ or azMemo?

RemNum 〜 数字を暗記するだけのアプリ ships an update every 3 weeks, and azMemo every 6 weeks. Most recently, RemNum 〜 数字を暗記するだけのアプリ was updated on November 4, 2026 and azMemo on October 30, 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.*