# Noggin App vs Perimeter Mobile

The clearest difference is review sentiment: Noggin App at 39% against Perimeter Mobile's 0%. Noggin App also leads on ratings volume (15 vs 3). Perimeter Mobile's advantage is rating (3.7 vs 3.3) and update cadence (every 6 weeks vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Perimeter Mobile holds the better App Store score, 3.7 against 3.3. That said, the two scores are not equally well evidenced: Noggin App has 15 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 39% of Noggin App's written reviews are positive against 0% of Perimeter Mobile's, so the app with the better star average is not the one people write more warmly about.

Noggin App ships an update every 3 months, Perimeter Mobile every 6 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Noggin App | Perimeter Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (15 ratings)](https://appshunter.io/ios/app/noggin-app/id1321697355/reviews) | **[3.7 (3 ratings)](https://appshunter.io/ios/app/perimeter-mobile/id1562227654/reviews)** |
| Number of ratings | **15** | 3 |
| Positive reviews | **38.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 16 MB | 80 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Noggin Pty Ltd](https://appshunter.io/developer/450416352) | [Perimeter, Inc.](https://appshunter.io/developer/6780993903) |

## What reviewers say

### Noggin App

[App page](https://appshunter.io/ios/app/noggin-app/id1321697355)

Access a comprehensive platform for integrated safety and security management. It offers tools for crisis management, public safety, environmental health, physical security, and business continuity. Effectively manage incidents, threats, risks, hazards, and compliance across any organization.

**Highlights:** Crisis and emergency management, Public safety solutions, Environmental health and safety, Physical security management, Business continuity planning, Incident and risk management

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

**In-app purchases:** none


### Perimeter Mobile

[App page](https://appshunter.io/ios/app/perimeter-mobile/id1562227654)

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

**In-app purchases:** none


## Frequently asked questions

### Is Noggin App free?

Noggin App is free to download, with no in-app purchases.

### Is Perimeter Mobile free?

Perimeter Mobile is free to download, with no in-app purchases.

### Which has better reviews, Noggin App or Perimeter Mobile?

Perimeter Mobile is rated higher. Noggin App averages 3.3 out of 5 from 15 ratings, while Perimeter Mobile averages 3.7 from 3 ratings.

### Do Noggin App or Perimeter Mobile have ads?

Neither Noggin App nor Perimeter Mobile shows ads.

### Which is updated more often, Noggin App or Perimeter Mobile?

Noggin App ships an update every 3 months, and Perimeter Mobile every 6 weeks. Most recently, Noggin App was updated on October 24, 2026 and Perimeter Mobile on October 25, 2026.

---

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