# QR Code Scanner vs Simple Memo

The clearest difference is in-app purchases: QR Code Scanner at none against Simple Memo's 1. QR Code Scanner also leads on update cadence (every 10 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Simple Memo sells 1 one-off in-app purchase. QR Code Scanner asks for nothing beyond the download.

QR Code Scanner ships an update every 10 days, Simple Memo every 2 months. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | QR Code Scanner | Simple Memo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 37 MB | 4 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [mirai sato](https://appshunter.io/developer/1282286456) | [Sota Yamamoto](https://appshunter.io/developer/1811232130) |

## What reviewers say

### QR Code Scanner

[App page](https://appshunter.io/ios/app/qr-code-scanner-qr-reader/id6743112678)

This app quickly and accurately scans QR codes and barcodes using your iPhone camera. It features autofocus, a scan history, and the ability to read codes from photos or in low light conditions.

**Highlights:** Reads QR codes/barcodes in 0.1 seconds, Autofocus function, Automatic scan history saving, Reads from photo albums, Reads in dark places

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Memo

[App page](https://appshunter.io/ios/app/simple-memo-checklist/id6752403531)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.49 | one-time |


## Frequently asked questions

### Is QR Code Scanner free?

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

### Is Simple Memo free?

Simple Memo is free to download, with in-app purchases available.

### Do QR Code Scanner or Simple Memo have ads?

Both QR Code Scanner and Simple Memo show ads.

### Which is updated more often, QR Code Scanner or Simple Memo?

QR Code Scanner ships an update every 10 days, and Simple Memo every 2 months. Most recently, QR Code Scanner was updated on October 9, 2026 and Simple Memo on October 16, 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.*