# Smart Clock+ vs 防犯ボイス

The clearest difference is in-app purchases: Smart Clock+ at none against 防犯ボイス's 1. Smart Clock+ also leads on iOS requirement (12.0 vs 17.6). On price, update cadence, ads and device support 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. Smart Clock+ asks for nothing beyond the download.

Smart Clock+ ships an update monthly, 防犯ボイス every 3 weeks. The most recent releases landed on October 21, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Smart Clock+ | 防犯ボイス |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 38 MB | 14 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [惠霞 李](https://appshunter.io/developer/1543595121) | [Takahiko Inada](https://appshunter.io/developer/1749186118) |

## What reviewers say

### Smart Clock+

[App page](https://appshunter.io/ios/app/smart-clock-plus/id6739153399)

This application displays accurate, calibrated time and weather information. It helps users easily monitor changes in both time and weather conditions.

**Highlights:** Calibrated time display, Weather information, Time and weather monitoring, User-friendly interface

**Features:** macOS Compatibility

**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 Smart Clock+ free?

Smart Clock+ 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 Smart Clock+ or 防犯ボイス have ads?

Neither Smart Clock+ nor 防犯ボイス shows ads.

### Which is updated more often, Smart Clock+ or 防犯ボイス?

Smart Clock+ ships an update monthly, and 防犯ボイス every 3 weeks. Most recently, Smart Clock+ was updated on October 21, 2026 and 防犯ボイス on October 28, 2026.

---

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