Perimeter Mobile vs FirstNet Fusion
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Perimeter Mobile
This private software tool is licensed by government Public Safety agencies for internal use by authorized personnel. It is not available to the general public and does not provide access to government information or services.
- Internal use for Public Safety agencies
- Restricted access for authorized personnel
- Private software tool
- Not for public use
- Contact sales for department inquiries
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Disclaimer The Perimeter Mobile App is not affiliated with, endorsed by, or representing any government entity. The Perimeter Mobile App is a private software tool licensed by government Public Safety agencies for internal use. Access is restricted to authorized Public Safety personnel only. The app does not provide public access to government information or services, and it is not intended for use by the general public. For official public information regarding public safety operations, please refer to your local government's authorized channels, such as the Office of Emergency Services for your City or County, or State, or fema.gov. NOTE: The Perimeter Mobile Application is NOT available to the public. If your department is interested in using the Perimeter platform, contact our sales team at sales@perimeterplatform.com. If you work in public safety and believe you should already have access, email us at support@perimeterplatform.com.
FirstNet Fusion
This app provides first responders with essential communication tools like push-to-talk, real-time location tracking, and secure messaging. It enables live video streaming for enhanced situational awareness and integrates with land mobile radio systems for seamless public safety operations.
- Push-to-talk communication
- Real-time personnel location tracking
- Live video streaming
- Encrypted messaging
- LMR system interoperability
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Fusion is a secure, all-in-one app that empowers first responders and public safety professionals with mission-critical communication tools. Fusion delivers: • Push-to-talk: Instantly connect and coordinate with your team, wherever you are. • Location services: Track personnel in real time to improve safety and response times. • Video streaming: Share live video feeds for complete situational awareness and informed decision-making. • Secure messaging: Send encrypted messages to maintain confidentiality during emergencies. Fusion stands out by making these services interoperable with virtually any land mobile radio (LMR) system, ensuring seamless integration across your public safety ecosystem. Built for police, fire, EMS, and emergency management, FirstNet Fusion is the next evolution in reliable, real-time communication. Download FirstNet Fusion today and experience the future of public safety collaboration. Explore the list of compatible devices here: https://firstnet.com/fusiondevices
Screenshots
Verdict
The clearest difference is rating: FirstNet Fusion at 4.1 against Perimeter Mobile's 3.7. Perimeter Mobile's advantage is iOS requirement (15.1 vs 17.0). On price, ratings volume, update cadence and ads 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.
FirstNet Fusion holds the better App Store score, 4.1 against 3.7. Both are backed by a comparable volume of ratings — 3 and 7 respectively.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 21, 2026 and August 16, 2026 respectively.
| Parameter | Perimeter Mobile | FirstNet Fusion |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) | 4.1 (7 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 | 7 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 80 MB | 119 MB |
| Age rating | 4+ | 17+ |
| Developer | Perimeter, Inc. | AT&T Services, Inc. |
Customer experience
Perimeter Mobile
FirstNet Fusion
In-app purchases
Perimeter Mobile
No in-app purchases
FirstNet Fusion
No in-app purchases
Questions
Is Perimeter Mobile free?
Is FirstNet Fusion free?
Which has better reviews, Perimeter Mobile or FirstNet Fusion?
Do Perimeter Mobile or FirstNet Fusion have ads?
Which is updated more often, Perimeter Mobile or FirstNet Fusion?
Other comparisons
