# QR コードリーダー / きゅーあーるこーど読み取り・生成 vs Chouseisan

The clearest difference is update cadence: QR コードリーダー / きゅーあーるこーど読み取り・生成 at every 5 days against Chouseisan's fortnightly. Chouseisan's advantage is iOS requirement (15.6 vs 17.0). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.8 for QR コードリーダー / きゅーあーるこーど読み取り・生成 against 4.8 for Chouseisan. Both are backed by a comparable volume of ratings — 53 and 40 respectively. Written reviews are what separate them: 73% of QR コードリーダー / きゅーあーるこーど読み取り・生成's written reviews are positive against 75% of Chouseisan's.

QR コードリーダー / きゅーあーるこーど読み取り・生成 ships an update every 5 days, Chouseisan fortnightly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | QR コードリーダー / きゅーあーるこーど読み取り・生成 | Chouseisan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (53 ratings)](https://appshunter.io/ios/app/qr/id794278407/reviews) | [4.8 (40 ratings)](https://appshunter.io/ios/app/chouseisan/id6448971739/reviews) |
| Number of ratings | **53** | 40 |
| Positive reviews | 72.5% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Ad-supported | Ad-supported |
| Size | 43 MB | 97 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [dotColors LLC](https://appshunter.io/developer/1536066122) | [Mixtend Inc.](https://appshunter.io/developer/1687241996) |

## What reviewers say

### QR コードリーダー / きゅーあーるこーど読み取り・生成

[App page](https://appshunter.io/ios/app/qr/id794278407)

Easily scan QR codes and barcodes with this free application. It offers quick scanning, saves your history, and can even read codes from images stored on your device.

**Highlights:** Quick QR code scanning, Barcode scanning, Scan from images, Save scan history, Easy to use interface

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

**In-app purchases:** none


### Chouseisan

[App page](https://appshunter.io/ios/app/chouseisan/id6448971739)

This free scheduling app simplifies organizing events for both personal and professional use. Easily create event pages and share URLs to coordinate with guests, making it a top choice for smooth itinerary planning.

**Highlights:** Streamlines event scheduling, Organizes private and business events, Easy event page creation, Shareable event URLs, Large user base in Japan

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

**In-app purchases:** none


## Frequently asked questions

### Is QR コードリーダー / きゅーあーるこーど読み取り・生成 free?

QR コードリーダー / きゅーあーるこーど読み取り・生成 is free to download, with no in-app purchases.

### Is Chouseisan free?

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

### Which has better reviews, QR コードリーダー / きゅーあーるこーど読み取り・生成 or Chouseisan?

QR コードリーダー / きゅーあーるこーど読み取り・生成 and Chouseisan are both rated 4.8 out of 5 on the App Store, from 53 and 40 ratings respectively.

### Do QR コードリーダー / きゅーあーるこーど読み取り・生成 or Chouseisan have ads?

Both QR コードリーダー / きゅーあーるこーど読み取り・生成 and Chouseisan show ads.

### Which is updated more often, QR コードリーダー / きゅーあーるこーど読み取り・生成 or Chouseisan?

QR コードリーダー / きゅーあーるこーど読み取り・生成 ships an update every 5 days, and Chouseisan fortnightly. Most recently, QR コードリーダー / きゅーあーるこーど読み取り・生成 was updated on October 24, 2026 and Chouseisan on October 21, 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.*