# UVscanner vs Perimeter Mobile

The clearest difference is update cadence: UVscanner at every 4 weeks against Perimeter Mobile's every 2 months. UVscanner also leads on iOS requirement (11.1 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

UVscanner ships an update every 4 weeks, Perimeter Mobile every 2 months. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | UVscanner | Perimeter Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/perimeter-mobile/id1562227654/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 10 MB | 80 MB |
| Requires iOS | **11.1** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Venue Management Systems, Inc.](https://appshunter.io/developer/528947778) | [Perimeter, Inc.](https://appshunter.io/developer/6780993903) |

## What reviewers say

### UVscanner

[App page](https://appshunter.io/ios/app/uvscanner/id906513488)

**Features:** macOS Compatibility

**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 UVscanner free?

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

### Is Perimeter Mobile free?

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

### Do UVscanner or Perimeter Mobile have ads?

Neither UVscanner nor Perimeter Mobile shows ads.

### Which is updated more often, UVscanner or Perimeter Mobile?

UVscanner ships an update every 4 weeks, and Perimeter Mobile every 2 months. Most recently, UVscanner was updated on October 3, 2026 and Perimeter Mobile on October 8, 2026.

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