# FredScanner One vs ThinLine Radio Scanner

The clearest difference is in-app purchases: FredScanner One at none against ThinLine Radio Scanner's 4. FredScanner One also leads on ads (none vs shown) and rating (4.8 vs 4.5). ThinLine Radio Scanner's advantage is update cadence (weekly vs every 34 months) and ratings volume (324 vs 4). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ThinLine Radio Scanner sells 4 in-app purchases, starting at $1.99 per month. FredScanner One asks for nothing beyond the download.

FredScanner One holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: ThinLine Radio Scanner has 324 ratings behind it against 4, so its average is the more settled of the two.

FredScanner One ships an update every 34 months, ThinLine Radio Scanner weekly. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | FredScanner One | ThinLine Radio Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/fredscanner-one/id6468995051/reviews)** | [4.5 (324 ratings)](https://appshunter.io/ios/app/thinline-radio-scanner/id6740734031/reviews) |
| Number of ratings | 4 | **324** |
| Positive reviews | — | 68.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 34 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 89 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [WaveJam Technologies LLC](https://appshunter.io/developer/1709502031) | [Thinline Dynamic Solutions](https://appshunter.io/developer/1791342220) |

## What reviewers say

### FredScanner One

[App page](https://appshunter.io/ios/app/fredscanner-one/id6468995051)

Access real-time Frederick, Maryland Police and Fire Department communications. Listen to the main feed 24/7, view current transmissions, and see the latest incident details. Stay informed about emergency services in your area.

**Highlights:** Listen to Main Feed 24/7, Channel display for current transmission, Latest Fire/Rescue incident display, Listener and feed status indicators

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

**In-app purchases:** none


### ThinLine Radio Scanner

[App page](https://appshunter.io/ios/app/thinline-radio-scanner/id6740734031)

Listen to live public safety radio transmissions from scanner networks worldwide. This app connects you to third-party servers broadcasting police, fire, EMS, and emergency communications. Customize your listening with talkgroup management, favorites, and advanced controls.

**Highlights:** Real-time audio streaming, Multi-scanner support, Talkgroup management, Favorites system, Transmission history, Alert system

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thinline Radio Ad Free | $1.99 | per month |
| Thinline Radio Ad Free+Alerts | $1.99 | per month |
| Ai Alert Summary Digest | $2.99 | per month |
| Scanner and Alerts | $6.99 | per month |


## Frequently asked questions

### Is FredScanner One free?

FredScanner One is free to download, with no in-app purchases.

### Is ThinLine Radio Scanner free?

ThinLine Radio Scanner is free to download, with in-app purchases available.

### Which has better reviews, FredScanner One or ThinLine Radio Scanner?

FredScanner One is rated higher. FredScanner One averages 4.8 out of 5 from 4 ratings, while ThinLine Radio Scanner averages 4.5 from 324 ratings.

### Do FredScanner One or ThinLine Radio Scanner have ads?

ThinLine Radio Scanner shows ads; FredScanner One does not.

### Which is updated more often, FredScanner One or ThinLine Radio Scanner?

FredScanner One ships an update every 34 months, and ThinLine Radio Scanner weekly. Most recently, FredScanner One was updated on October 29, 2026 and ThinLine Radio Scanner on October 28, 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.*