# Hidden Camera Detector & Scan vs Echo

The clearest difference is rating: Hidden Camera Detector & Scan at 4.6 against Echo's 4.0. Hidden Camera Detector & Scan also leads on update cadence (every 3 days vs monthly) and ratings volume (29 vs 4). Echo's advantage is monetization model (free with in-app purchases vs subscription). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Hidden Camera Detector & Scan sells 3 in-app purchases, starting at $3.99 per 7 days and Echo sells 6 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Hidden Camera Detector & Scan holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Hidden Camera Detector & Scan has 29 ratings behind it against 4, so its average is the more settled of the two.

Hidden Camera Detector & Scan ships an update every 3 days, Echo monthly. The most recent releases landed on October 2, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Hidden Camera Detector & Scan | Echo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (29 ratings)](https://appshunter.io/ios/app/hidden-camera-detector-and-scan/id6639610682/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/echo-shadow-work-journal/id6738644284/reviews) |
| Number of ratings | **29** | 4 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 23 MB | 49 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Anggi Dwi puspita](https://appshunter.io/developer/1763197932) | [Engcraft, LLC](https://appshunter.io/developer/1561190842) |

## What reviewers say

### Hidden Camera Detector & Scan

[App page](https://appshunter.io/ios/app/hidden-camera-detector-and-scan/id6639610682)

Detect hidden cameras and spy devices to protect your privacy in hotels, rentals, or public spaces. Utilizes advanced scanning technology, Wi-Fi analysis, and infrared detection to identify potential threats and provide detailed device insights.

**Highlights:** Detect hidden cameras, Advanced Wi-Fi scanning, Bluetooth device locator, Infrared detection, Detailed device insights, Speed monitoring

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DeviceFinder Pro Premium Week | $3.99 | per 7 days |
| DeviceFinder Pro Premium Month | $6.99 | per month |
| DeviceFinder Pro Premium Year | $24.99 | per year |


### Echo

[App page](https://appshunter.io/ios/app/echo-shadow-work-journal/id6738644284)

This AI-powered companion transforms voice notes into actionable insights and creative content. It offers transcription, summarization, planning tools, and creative generation features to help you organize and enhance your ideas.

**Highlights:** Voice note transcription, AI-powered summarization, Actionable planning tools, Creative content generation, Mood and grammar analysis, Goal setting

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Weekly Subscription | $6.99 | per 7 days |
| Monthly Subscription | $10.49 | per month |
| Monthly Subscription | $14.99 | per month |
| Annual Subscription | $29.99 | per year |
| Annual Subscription | $39.99 | per year |


## Frequently asked questions

### Is Hidden Camera Detector & Scan free?

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

### Is Echo free?

Echo is free to download, with in-app purchases available.

### Which has better reviews, Hidden Camera Detector & Scan or Echo?

Hidden Camera Detector & Scan is rated higher. Hidden Camera Detector & Scan averages 4.6 out of 5 from 29 ratings, while Echo averages 4.0 from 4 ratings.

### Do Hidden Camera Detector & Scan or Echo have ads?

Neither Hidden Camera Detector & Scan nor Echo shows ads.

### Which is updated more often, Hidden Camera Detector & Scan or Echo?

Hidden Camera Detector & Scan ships an update every 3 days, and Echo monthly. Most recently, Hidden Camera Detector & Scan was updated on October 2, 2026 and Echo 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.*