# QR提出物チェッカー vs 月齢！シンプル月齢カレンダー

The clearest difference is in-app purchases: 月齢！シンプル月齢カレンダー at none against QR提出物チェッカー's 2. QR提出物チェッカー's advantage is ads (none vs shown) and device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. QR提出物チェッカー sells 2 one-off in-app purchases. 月齢！シンプル月齢カレンダー asks for nothing beyond the download.

QR提出物チェッカー ships an update weekly, 月齢！シンプル月齢カレンダー every 8 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | QR提出物チェッカー | 月齢！シンプル月齢カレンダー |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 79.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 72 MB | 3 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takatoshi Fukino](https://appshunter.io/developer/789538982) | [Searial, Inc.](https://appshunter.io/developer/1875914396) |

## What reviewers say

### QR提出物チェッカー

[App page](https://appshunter.io/ios/app/qr/id1594611036)

This app simplifies homework and inventory management for educators. Generate QR codes for assignments or items, scan them to track submissions or inventory, and automatically generate reports for grading or audits. Supports cross-device data synchronization.

**Highlights:** Generate QR codes for assignments, Scan QR codes for submission tracking, View submission status lists, Automatic grade processing, CSV export for data analysis, Inventory management, Cross-device data synchronization

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 端末間データ同期機能 | $19.99 | one-time |
| フルバージョン | $19.99 | one-time |


### 月齢！シンプル月齢カレンダー

[App page](https://appshunter.io/ios/app/id6789936859)

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

**In-app purchases:** none


## Frequently asked questions

### Is QR提出物チェッカー free?

QR提出物チェッカー is free to download, with in-app purchases available.

### Is 月齢！シンプル月齢カレンダー free?

月齢！シンプル月齢カレンダー is free to download, with no in-app purchases.

### Do QR提出物チェッカー or 月齢！シンプル月齢カレンダー have ads?

月齢！シンプル月齢カレンダー shows ads; QR提出物チェッカー does not.

### Which is updated more often, QR提出物チェッカー or 月齢！シンプル月齢カレンダー?

QR提出物チェッカー ships an update weekly, and 月齢！シンプル月齢カレンダー every 8 days. Most recently, QR提出物チェッカー was updated on November 3, 2026 and 月齢！シンプル月齢カレンダー on October 31, 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.*