# Hidden Camera Detector Pro++ vs FourScan

The clearest difference is price: FourScan at Free against Hidden Camera Detector Pro++'s $0.99. FourScan also leads on in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement there is nothing between them.

FourScan is free to download; Hidden Camera Detector Pro++ costs $0.99 up front. Hidden Camera Detector Pro++ sells 3 in-app purchases, starting at $1.99 per 7 days. FourScan asks for nothing beyond the download.

Hidden Camera Detector Pro++ ships an update weekly, FourScan every 10 days. The most recent releases landed on September 22, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Hidden Camera Detector Pro++ | FourScan |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 3 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [三三 杨](https://appshunter.io/developer/1852457327) | [satoshi amasaki](https://appshunter.io/developer/1891268722) |

## What reviewers say

### Hidden Camera Detector Pro++

[App page](https://appshunter.io/ios/app/hidden-camera-detector-pro-plus-plus/id6759914086)

This tool helps detect hidden surveillance devices using your phone's sensors. It scans for magnetic fields, infrared light, and connected Wi-Fi or Bluetooth devices to enhance your privacy and safety.

**Highlights:** Magnetic field detection, Infrared light scanning, Wi-Fi network scanning, Bluetooth device detection, Real-time feedback and alerts, Built-in detection guide

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly Subscription | $6.99 | per month |
| Annual Subscription | $39.99 | per year |


### FourScan

[App page](https://appshunter.io/ios/app/fourscan-spy-detector/id6761895107)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hidden Camera Detector Pro++ free?

Hidden Camera Detector Pro++ costs $0.99, and also offers in-app purchases.

### Is FourScan free?

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

### Do Hidden Camera Detector Pro++ or FourScan have ads?

Neither Hidden Camera Detector Pro++ nor FourScan shows ads.

### Which is updated more often, Hidden Camera Detector Pro++ or FourScan?

Hidden Camera Detector Pro++ ships an update weekly, and FourScan every 10 days. Most recently, Hidden Camera Detector Pro++ was updated on September 22, 2026 and FourScan on September 10, 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.*