# Unseen Device Analyzer Scanner vs Echo

The clearest difference is monetization model: Echo at free with in-app purchases against Unseen Device Analyzer Scanner's subscription. Echo also leads on ads (none vs shown). Unseen Device Analyzer Scanner's advantage is rating (4.5 vs 4.0) and ratings volume (303 vs 4). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

Both are free to download. Unseen Device Analyzer Scanner sells 6 in-app purchases, starting at $6.99 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.

Unseen Device Analyzer Scanner holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Unseen Device Analyzer Scanner has 303 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 21, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Unseen Device Analyzer Scanner | Echo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (303 ratings)](https://appshunter.io/ios/app/unseen-device-analyzer-scanner/id6738394773/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/echo-shadow-work-journal/id6738644284/reviews) |
| Number of ratings | **303** | 4 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | Monthly |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 81 MB | 49 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Martirosyan Davit](https://appshunter.io/developer/1780588964) | [Engcraft, LLC](https://appshunter.io/developer/1561190842) |

## What reviewers say

### Unseen Device Analyzer Scanner

[App page](https://appshunter.io/ios/app/unseen-device-analyzer-scanner/id6738394773)

This app helps you detect and identify unknown devices in your surroundings to ensure your privacy and network security. It allows you to classify devices as safe or risky, providing peace of mind and protection from potential digital threats.

**Highlights:** Find unknown devices, Detect suspicious devices, Classify devices as safe or risky, Inspect network status, Identify network threats, Enhance privacy and security

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Analyzer Detector: Find Hidden | $6.99 | per 7 days |
| Analyzer Detector: Find Hidden | $9.99 | per 7 days |
| Analyzer Detector: Find Hidden | $14.99 | per month |
| Analyzer Detector: Find Hidden | $15.99 | per month |
| Analyzer Detector: Find Hidden | $83.99 | per year |
| Analyzer Detector: Find Hidden | $99.99 | 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 Unseen Device Analyzer Scanner free?

Unseen Device Analyzer Scanner 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, Unseen Device Analyzer Scanner or Echo?

Unseen Device Analyzer Scanner is rated higher. Unseen Device Analyzer Scanner averages 4.5 out of 5 from 303 ratings, while Echo averages 4.0 from 4 ratings.

### Do Unseen Device Analyzer Scanner or Echo have ads?

Unseen Device Analyzer Scanner shows ads; Echo does not.

### Which is updated more often, Unseen Device Analyzer Scanner or Echo?

Unseen Device Analyzer Scanner ships an update monthly, and Echo monthly. Most recently, Unseen Device Analyzer Scanner was updated on October 21, 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.*