# IAFF Mobile vs ThinLine Radio Scanner

The clearest difference is rating: ThinLine Radio Scanner at 4.5 against IAFF Mobile's 3.5. ThinLine Radio Scanner also leads on review sentiment (68% vs 43%) and update cadence (weekly vs monthly). IAFF Mobile's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price and device support there is nothing between them.

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

ThinLine Radio Scanner holds the better App Store score, 4.5 against 3.5. That said, the two scores are not equally well evidenced: ThinLine Radio Scanner has 327 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 43% of IAFF Mobile's written reviews are positive against 68% of ThinLine Radio Scanner's.

IAFF Mobile ships an update monthly, ThinLine Radio Scanner weekly. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | IAFF Mobile | ThinLine Radio Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (15 ratings)](https://appshunter.io/ios/app/iaff-mobile/id884513271/reviews) | **[4.5 (327 ratings)](https://appshunter.io/ios/app/thinline-radio-scanner/id6740734031/reviews)** |
| Number of ratings | 15 | **327** |
| Positive reviews | 42.9% of reviews | **68.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 39 MB | 89 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [IAFF](https://appshunter.io/developer/880704946) | [Thinline Dynamic Solutions](https://appshunter.io/developer/1791342220) |

## What reviewers say

### IAFF Mobile

[App page](https://appshunter.io/ios/app/iaff-mobile/id884513271)

This app provides IAFF members with access to their profile, a memorial wall directory, event resources, and communication tools. Members can take notes, set reminders, and receive alerts for events. A special directory is available for IAFF leaders to message other leaders.

**Highlights:** View member profile and digital ID, Access Fallen Fire Fighter Memorial Wall, Access event resources and notes, Set event reminders and receive alerts, Message event attendees, Affiliate Leader messaging tool

**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 IAFF Mobile free?

IAFF Mobile 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, IAFF Mobile or ThinLine Radio Scanner?

ThinLine Radio Scanner is rated higher. IAFF Mobile averages 3.5 out of 5 from 15 ratings, while ThinLine Radio Scanner averages 4.5 from 327 ratings.

### Do IAFF Mobile or ThinLine Radio Scanner have ads?

ThinLine Radio Scanner shows ads; IAFF Mobile does not.

### Which is updated more often, IAFF Mobile or ThinLine Radio Scanner?

IAFF Mobile ships an update monthly, and ThinLine Radio Scanner weekly. Most recently, IAFF Mobile was updated on October 26, 2026 and ThinLine Radio Scanner on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*