# Hidden Camera Detector AI vs Ring Sizer

The clearest difference is rating: Ring Sizer at 4.8 against Hidden Camera Detector AI's 3.0. Ring Sizer also leads on in-app purchases (none vs 3) and ads (none vs shown). Hidden Camera Detector AI's advantage is device support (3 vs 1) and iOS requirement (15 vs 17.0). On price and ratings volume there is nothing between them.

Both are free to download. Hidden Camera Detector AI sells 3 in-app purchases, starting at $1.99 per 7 days. Ring Sizer asks for nothing beyond the download.

Ring Sizer holds the better App Store score, 4.8 against 3.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

Hidden Camera Detector AI ships an update every 3 weeks, Ring Sizer every 2 days. The most recent releases landed on September 10, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Hidden Camera Detector AI | Ring Sizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/hidden-camera-detector-ai/id6760287572/reviews) | **[4.8 (5 ratings)](https://appshunter.io/ios/app/ring-sizer-ring-size-finder/id6760617077/reviews)** |
| Number of ratings | 2 | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Ad-supported | **Free** |
| Size | 14 MB | 3 MB |
| Requires iOS | **15** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Panda Play Studios](https://appshunter.io/developer/981994495) | [100 Factories](https://appshunter.io/developer/1559484344) |

## What reviewers say

### Hidden Camera Detector AI

[App page](https://appshunter.io/ios/app/hidden-camera-detector-ai/id6760287572)

This privacy-focused tool helps you scan for hidden cameras and suspicious devices using AI visual analysis, infrared, EMF signals, Bluetooth, and WiFi scanning. It's designed to assist in checking unfamiliar surroundings for potential surveillance.

**Highlights:** AI visual scan for suspicious objects, Lens detection for reflective surfaces, EMF scanner for electromagnetic activity, Infrared detection for IR light sources, Bluetooth and WiFi device scanning, Multi-scan mode for comprehensive overview

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hidden Cam Premium - Weekly | $1.99 | per 7 days |
| Hidden Cam Premium - Monthly | $7.99 | per month |
| Remove Ads | $1.99 | one-time |


### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-ring-size-finder/id6760617077)

Easily determine your ring size at home using your finger or an existing ring. Get results in multiple international sizing systems instantly. Save your measurements for future reference.

**Highlights:** Measure with finger, Measure with existing ring, Multiple size systems, Screen-calibrated accuracy, Save and compare measurements

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

**In-app purchases:** none


## Frequently asked questions

### Is Hidden Camera Detector AI free?

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

### Is Ring Sizer free?

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

### Which has better reviews, Hidden Camera Detector AI or Ring Sizer?

Ring Sizer is rated higher. Hidden Camera Detector AI averages 3.0 out of 5 from 2 ratings, while Ring Sizer averages 4.8 from 5 ratings.

### Do Hidden Camera Detector AI or Ring Sizer have ads?

Hidden Camera Detector AI shows ads; Ring Sizer does not.

### Which is updated more often, Hidden Camera Detector AI or Ring Sizer?

Hidden Camera Detector AI ships an update every 3 weeks, and Ring Sizer every 2 days. Most recently, Hidden Camera Detector AI was updated on September 10, 2026 and Ring Sizer on September 16, 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.*