IAFF Mobile vs OpenMHz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IAFF Mobile
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.
- 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
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The IAFF is the labor union for fire fighters and emergency medical workers in the United States and Canada. This mobile app allows IAFF members to: • View their profile, including IAFF member number and digital IAFF member ID • Access the IAFF Fallen Fire Fighter Memorial Wall of Honor directory, including location on the wall • Access event resources • Message other event attendees • Take notes on event sessions and download session resources • Set reminders for events and receive alerts • Message other IAFF leaders through an Affiliate Leader directory (leader-only tool)
OpenMHz
Access live police and fire radio broadcasts from across the United States. Enjoy an ad-free experience with a 30-day archive to review past transmissions. Explore over 225 city, county, and state radio systems.
- Live police and fire radio streams
- 30-day transmission archive
- Over 225 US radio systems
- Ad-free experience
- No in-app purchases
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Listen live to Police and Fire radios from across the US. - Ad Free and no in-app purchases required! - Scroll back in time, with a 30 day archive. - Over 225 city, county and state radio systems! It is recorded using a Software Defined Radio, so unlike a scanner, all of the channels are captured and the each transmission is saved invdividually
Screenshots
Verdict
The clearest difference is rating: OpenMHz at 4.0 against IAFF Mobile's 3.4. OpenMHz also leads on update cadence (every 9 days vs monthly) and review sentiment (58% vs 43%). IAFF Mobile's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OpenMHz holds the better App Store score, 4.0 against 3.4. That said, the two scores are not equally well evidenced: OpenMHz has 164 ratings behind it against 14, 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 58% of OpenMHz's.
IAFF Mobile ships an update monthly, OpenMHz every 9 days. The most recent releases landed on September 21, 2026 and September 25, 2026 respectively.
| Parameter | IAFF Mobile | OpenMHz |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (14 ratings) | 4.0 (164 ratings) — better |
| Positive reviews | 42.9% of reviews | 58.1% of reviews — better |
| Number of ratings | 14 | 164 — better |
| Update frequency | Monthly | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | — | #76 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 39 MB | 1 MB |
| Age rating | 17+ | 4+ |
| Developer | IAFF | Luke Berndt |
Customer experience
IAFF Mobile
OpenMHz
Bugs and requests
IAFF Mobile
Not enough reviews yet to summarise bugs or requests.
OpenMHz
Reported bugs
12 issues- App freezes and requires force restart
- Archive feature doesn't properly reset when disabled
- Blank screen with no content loading
- Data stuck on old timestamps and not updating
- Logs not displaying or showing blank screens
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- App crashes when minimized and reopened
- Specific channels (Charlotte NC, Sacramento) not updating
- Audio plays out of order with incorrect timestamps
- Talk groups disappearing from feeds
- Spotty and breaking audio feeds
- Loading spinner stuck indefinitely
- App won't open or crashes on startup
Requested features
12 requests- Ability to bookmark or favorite systems and talk groups
- Custom group creation and naming
- Search functionality for talk groups instead of scrolling
- Background audio playback when screen is locked
- iPad landscape mode support
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- Save user preferences and last selected channels
- CarPlay support
- Map view with icons and geolocation
- Day/date indicators in archive listings
- Feedback/support contact option within app
- Meridian Mississippi frequencies
- Real-time audio instead of delayed playback
In-app purchases
IAFF Mobile
No in-app purchases
OpenMHz
No in-app purchases
