# 免許更新 vs Protractor

The clearest difference is in-app purchases: 免許更新 at none against Protractor's 3. 免許更新 also leads on device support (3 vs 1) and iOS requirement (12.1 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Protractor sells 3 in-app purchases, starting at $4.99 per 7 days. 免許更新 asks for nothing beyond the download.

## The numbers

| Metric | 免許更新 | Protractor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 6 weeks |
| Size | 11 MB | 5 MB |
| Requires iOS | **12.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kazumasa Shimomura](https://appshunter.io/developer/1110502851) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### 免許更新

[App page](https://appshunter.io/ios/app/id1458223520)

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

**In-app purchases:** none


### Protractor

[App page](https://appshunter.io/ios/app/protractor-angle-finder/id6772273661)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Incline Gauge Weekly | $4.99 | per 7 days |
| Roof Pitch Yearly | $24.99 | per year |
| Bevel & Degree, Pay Once | $49.99 | one-time |


## Frequently asked questions

### Is 免許更新 free?

免許更新 is free to download, with no in-app purchases.

### Is Protractor free?

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

### Do 免許更新 or Protractor have ads?

Neither 免許更新 nor Protractor shows ads.

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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.*