# SmartLock N vs AI Hidden Camera Dedect | Safe

The clearest difference is in-app purchases: SmartLock N at none against AI Hidden Camera Dedect | Safe's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AI Hidden Camera Dedect | Safe sells 2 in-app purchases, starting at $4.99 per 7 days. SmartLock N asks for nothing beyond the download.

SmartLock N ships an update every 3 months, AI Hidden Camera Dedect | Safe every 2 months. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | SmartLock N | AI Hidden Camera Dedect | Safe |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 9 MB | 29 MB |
| Requires iOS | **11.0** | 12.4 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BIO-key HK](https://appshunter.io/developer/1249294306) | [Arda Emin Cimen](https://appshunter.io/developer/1652033405) |

## What reviewers say

### SmartLock N

[App page](https://appshunter.io/ios/app/smartlock-n/id1512759883)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI Hidden Camera Dedect | Safe

[App page](https://appshunter.io/ios/app/ai-hidden-camera-dedect-safe/id6785244588)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly pro plan | $4.99 | per 7 days |
| Annual pro plan | $29.99 | per year |


## Frequently asked questions

### Is SmartLock N free?

SmartLock N is free to download, with no in-app purchases.

### Is AI Hidden Camera Dedect | Safe free?

AI Hidden Camera Dedect | Safe is free to download, with in-app purchases available.

### Do SmartLock N or AI Hidden Camera Dedect | Safe have ads?

Neither SmartLock N nor AI Hidden Camera Dedect | Safe shows ads.

### Which is updated more often, SmartLock N or AI Hidden Camera Dedect | Safe?

SmartLock N ships an update every 3 months, and AI Hidden Camera Dedect | Safe every 2 months. Most recently, SmartLock N was updated on September 19, 2026 and AI Hidden Camera Dedect | Safe on September 17, 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.*