# 子供タイマー vs QR提出物チェッカー

The clearest difference is ads: QR提出物チェッカー at none against 子供タイマー's shown. QR提出物チェッカー also leads on update cadence (weekly vs every 3 months). 子供タイマー's advantage is review sentiment (100% vs 79%). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 子供タイマー sells 1 one-off in-app purchase and QR提出物チェッカー sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

子供タイマー ships an update every 3 months, QR提出物チェッカー weekly. The most recent releases landed on October 26, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | 子供タイマー | QR提出物チェッカー |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 79.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 55 MB | 72 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tomohiro Sasaki](https://appshunter.io/developer/1291219090) | [Takatoshi Fukino](https://appshunter.io/developer/789538982) |

## What reviewers say

### 子供タイマー

[App page](https://appshunter.io/ios/app/id1453388128)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 非消耗型アイテム | $2.99 | one-time |


### 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 |


## Frequently asked questions

### Is 子供タイマー free?

子供タイマー is free to download, with in-app purchases available.

### 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.

### Do 子供タイマー or QR提出物チェッカー have ads?

子供タイマー shows ads; QR提出物チェッカー does not.

### Which is updated more often, 子供タイマー or QR提出物チェッカー?

子供タイマー ships an update every 3 months, and QR提出物チェッカー weekly. Most recently, 子供タイマー was updated on October 26, 2026 and QR提出物チェッカー on October 23, 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.*