# QR提出物チェッカー vs Sequencing ＆ Lottery

The clearest difference is ads: QR提出物チェッカー at none against Sequencing ＆ Lottery's shown. QR提出物チェッカー also leads on update cadence (weekly vs every 7 months). Sequencing ＆ Lottery's advantage is iOS requirement (12.0 vs 15.6). On price, in-app purchases and device support 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 and Sequencing ＆ Lottery sells 3 in-app purchases, starting at $0.49 per month. Whichever you choose, the download price is not the number that matters.

QR提出物チェッカー ships an update weekly, Sequencing ＆ Lottery every 7 months. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | QR提出物チェッカー | Sequencing ＆ Lottery |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 79.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 72 MB | 43 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takatoshi Fukino](https://appshunter.io/developer/789538982) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## 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 |


### Sequencing ＆ Lottery

[App page](https://appshunter.io/ios/app/sequencing-lottery/id1626198049)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $0.49 | per month |
| Support Developer | $0.99 | one-time |
| Remove ads | $5.99 | one-time |


## 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 Sequencing ＆ Lottery free?

Sequencing ＆ Lottery is free to download, with in-app purchases available.

### Do QR提出物チェッカー or Sequencing ＆ Lottery have ads?

Sequencing ＆ Lottery 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 Sequencing ＆ Lottery?

QR提出物チェッカー ships an update weekly, and Sequencing ＆ Lottery every 7 months. Most recently, QR提出物チェッカー was updated on October 23, 2026 and Sequencing ＆ Lottery on October 27, 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.*