# U/AWARE vs Echo

The clearest difference is rating: Echo at 5.0 against U/AWARE's 3.8. Echo also leads on review sentiment (100% vs 63%) and update cadence (weekly vs every 2 months). U/AWARE's advantage is in-app purchases (none vs 2) and iOS requirement (13.0 vs 17.0). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. Echo sells 2 in-app purchases, starting at $4.99 per month. U/AWARE asks for nothing beyond the download.

Echo holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 12 and 33 respectively. Written reviews point the same way: 63% of U/AWARE's written reviews are positive against 100% of Echo's.

U/AWARE ships an update every 2 months, Echo weekly. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | U/AWARE | Echo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (12 ratings)](https://appshunter.io/ios/app/uaware/id6749286949/reviews) | **[5.0 (33 ratings)](https://appshunter.io/ios/app/echo-global-sdr-receiver/id6759174390/reviews)** |
| Number of ratings | 12 | **33** |
| Positive reviews | 62.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | Free |
| Size | 33 MB | 11 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Uniden Corporation](https://appshunter.io/developer/514321728) | [Mark Garrison Jr.](https://appshunter.io/developer/1877165041) |

## What reviewers say

### U/AWARE

[App page](https://appshunter.io/ios/app/uaware/id6749286949)

Control and monitor your Uniden SDS150 scanner remotely via Bluetooth. View transmissions visually, hear audio, and record incoming signals directly on your device.

**Highlights:** Remote operation via Bluetooth, Visual display of transmissions, Audio playback of scanned signals, Record incoming transmissions, Full control replication of SDS150

**In-app purchases:** none


### Echo

[App page](https://appshunter.io/ios/app/echo-global-sdr-receiver/id6759174390)

Tune into thousands of remote radio servers worldwide from your iPhone or iPad. Explore shortwave broadcasts, aviation communications, and more with a global interactive map and advanced tuning features. Enjoy uninterrupted background audio and a privacy-first experience.

**Highlights:** Global interactive map and search, Support for multiple SDR architectures, Scanner mode and OpenMHz archives, Pro-level tuning and analytics, Offline frequency library and logging, Uninterrupted background audio, Privacy-first design

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Echo Pro Monthly | $4.99 | per month |
| Echo Pro Annual | $39.99 | per year |


## Frequently asked questions

### Is U/AWARE free?

U/AWARE is free to download, with no in-app purchases.

### Is Echo free?

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

### Which has better reviews, U/AWARE or Echo?

Echo is rated higher. U/AWARE averages 3.8 out of 5 from 12 ratings, while Echo averages 5.0 from 33 ratings.

### Do U/AWARE or Echo have ads?

Neither U/AWARE nor Echo shows ads.

### Which is updated more often, U/AWARE or Echo?

U/AWARE ships an update every 2 months, and Echo weekly. Most recently, U/AWARE was updated on October 6, 2026 and Echo on October 12, 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.*