Comparison

Perimeter Mobile vs Rapid Recall Messenger

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Internal use for Public Safety agencies
  • Restricted access for authorized personnel
  • Private software tool
  • Not for public use
  • Contact sales for department inquiries
Read full description

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.

About

Rapid Recall Messenger

Features
Read full description

Rapid Recall is the everyday command and control system for distributed teams—built to streamline communication, increase accountability, and improve operational readiness. Originally developed for military, public safety, and emergency management organizations, Rapid Recall bridges personal and official communication channels with an intuitive, multi-channel platform that gets the right information to the right people—fast. Whether you're managing team members across multiple locations, coordinating travel, sending emergency alerts, or simply maintaining visibility, Rapid Recall delivers a powerful common operating picture with two-way messaging, real-time status updates, and audit-ready records. Built to support organizations of all types and sizes, this commercial-off-the-shelf solution is ready for immediate use and scales with your team. Rapid Recall is purpose-built for personnel accountability and secure, distributed operations in today’s dynamic environments. *Note: Rapid Recall Messenger requires an organization account to receive messages.

Screenshots

Perimeter Mobile4 screens
Rapid Recall Messenger4 screens

Verdict

The call

Perimeter Mobile and Rapid Recall Messenger are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Perimeter Mobile ships an update every 6 weeks, Rapid Recall Messenger every 3 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

ScorecardNo meaningful differences
Perimeter Mobile versus Rapid Recall Messenger: the parameters behind the verdict, then further details
ParameterPerimeter MobileRapid Recall Messenger
PriceFreeFree
Rating3.7 (3 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.1
Further details — not scored
Size80 MB43 MB
Age rating4+4+
DeveloperPerimeter, Inc.Rapid Recall, Inc.

In-app purchases

None

Perimeter Mobile

No in-app purchases

None

Rapid Recall Messenger

No in-app purchases

Questions

Is Perimeter Mobile free?
Perimeter Mobile is free to download, with no in-app purchases.
Is Rapid Recall Messenger free?
Rapid Recall Messenger is free to download, with no in-app purchases.
Do Perimeter Mobile or Rapid Recall Messenger have ads?
Neither Perimeter Mobile nor Rapid Recall Messenger shows ads.
Which is updated more often, Perimeter Mobile or Rapid Recall Messenger?
Perimeter Mobile ships an update every 6 weeks, and Rapid Recall Messenger every 3 weeks. Most recently, Perimeter Mobile was updated on October 25, 2026 and Rapid Recall Messenger on October 28, 2026.

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