# RapidQR Scanner vs ロック画面メモ

The clearest difference is ads: ロック画面メモ at none against RapidQR Scanner's shown. RapidQR Scanner's advantage is update cadence (every 2 days vs every 5 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

RapidQR Scanner ships an update every 2 days, ロック画面メモ every 5 days. The most recent releases landed on October 18, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | RapidQR Scanner | ロック画面メモ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 5 days |
| Size | 11 MB | 7 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MIYAKO KIKUTSUJI](https://appshunter.io/developer/1737914663) | [CapCat LLC](https://appshunter.io/developer/1654095841) |

## What reviewers say

### RapidQR Scanner

[App page](https://appshunter.io/ios/app/rapidqr-scanner/id6499039537)

**Features:** macOS Compatibility

**In-app purchases:** none


### ロック画面メモ

[App page](https://appshunter.io/ios/app/lockscreenmemo/id6787902681)

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

**In-app purchases:** none


## Frequently asked questions

### Is RapidQR Scanner free?

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

### Is ロック画面メモ free?

ロック画面メモ is free to download, with no in-app purchases.

### Do RapidQR Scanner or ロック画面メモ have ads?

RapidQR Scanner shows ads; ロック画面メモ does not.

### Which is updated more often, RapidQR Scanner or ロック画面メモ?

RapidQR Scanner ships an update every 2 days, and ロック画面メモ every 5 days. Most recently, RapidQR Scanner was updated on October 18, 2026 and ロック画面メモ on October 15, 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.*