# Third Eye vs Hidden Camera Detector ; Spy

The clearest difference is in-app purchases: Third Eye at none against Hidden Camera Detector ; Spy's 2. Third Eye also leads on iOS requirement (13.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Hidden Camera Detector ; Spy sells 2 in-app purchases, starting at $9.99 per 7 days. Third Eye asks for nothing beyond the download.

Third Eye ships an update every 2 months, Hidden Camera Detector ; Spy every 5 weeks. The most recent releases landed on September 9, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Third Eye | Hidden Camera Detector ; Spy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (6 ratings)](https://appshunter.io/ios/app/hidden-camera-detector-spy/id6749793043/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 33 MB | 23 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [GRAPES INNOVATIVE SOLUTIONS](https://appshunter.io/developer/1612231754) | [Evrim AYAZ](https://appshunter.io/developer/1780294826) |

## What reviewers say

### Third Eye

[App page](https://appshunter.io/ios/app/third-eye-grapes/id6504325587)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hidden Camera Detector ; Spy

[App page](https://appshunter.io/ios/app/hidden-camera-detector-spy/id6749793043)

This utility tool helps you analyze light and reflections in your environment using your device's camera. It provides visual indicators and graphs to observe brightness and light patterns, enhancing your awareness of surroundings.

**Highlights:** Real-time light and reflection analysis, Visual feedback on reflective surfaces, Highlights bright points and reflections, Intuitive and easy-to-use interface, Visual signal graphs for brightness and intensity, Continuous performance improvements

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trial Weekly VIP | $9.99 | per 7 days |
| Annual VIP | $49.99 | per year |


## Frequently asked questions

### Is Third Eye free?

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

### Is Hidden Camera Detector ; Spy free?

Hidden Camera Detector ; Spy is free to download, with in-app purchases available.

### Do Third Eye or Hidden Camera Detector ; Spy have ads?

Neither Third Eye nor Hidden Camera Detector ; Spy shows ads.

### Which is updated more often, Third Eye or Hidden Camera Detector ; Spy?

Third Eye ships an update every 2 months, and Hidden Camera Detector ; Spy every 5 weeks. Most recently, Third Eye was updated on September 9, 2026 and Hidden Camera Detector ; Spy on September 15, 2026.

---

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