# plus Auth vs 防犯ボイス

The clearest difference is in-app purchases: plus Auth at none against 防犯ボイス's 1. 防犯ボイス's advantage is update cadence (every 3 weeks vs every 10 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 防犯ボイス sells 1 in-app purchase, starting at $0.29 per month. plus Auth asks for nothing beyond the download.

plus Auth ships an update every 10 months, 防犯ボイス every 3 weeks. The most recent releases landed on September 8, 2026 and March 6, 2026 respectively.

## The numbers

| Metric | plus Auth | 防犯ボイス |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Size | 5 MB | 14 MB |
| Requires iOS | **16.6** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [FUJI NEXTERA LABO INC.](https://appshunter.io/developer/687208192) | [Takahiko Inada](https://appshunter.io/developer/1749186118) |

## What reviewers say

### plus Auth

[App page](https://appshunter.io/ios/app/plus-auth/id1374805601)

**Features:** Vision Pro support

**In-app purchases:** none


### 防犯ボイス

[App page](https://appshunter.io/ios/app/id6742489235)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム版 | $0.29 | per month |


## Frequently asked questions

### Is plus Auth free?

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

### Is 防犯ボイス free?

防犯ボイス is free to download, with in-app purchases available.

### Do plus Auth or 防犯ボイス have ads?

Neither plus Auth nor 防犯ボイス shows ads.

### Which is updated more often, plus Auth or 防犯ボイス?

plus Auth ships an update every 10 months, and 防犯ボイス every 3 weeks. Most recently, plus Auth was updated on September 8, 2026 and 防犯ボイス on March 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*