# Active Defender vs MyUmsi

Active Defender and MyUmsi 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.

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

Active Defender ships an update every 2 months, MyUmsi every 5 weeks. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Active Defender | MyUmsi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (54 ratings)](https://appshunter.io/ios/app/active-defender/id1436872758/reviews)** | — |
| Number of ratings | **54** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 215 MB | 52 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MMOJ](https://appshunter.io/developer/394675746) | [RADIUS OPERATIONS GROUP LLC](https://appshunter.io/developer/1833180766) |

## What reviewers say

### Active Defender

[App page](https://appshunter.io/ios/app/active-defender/id1436872758)

This app provides real-time emergency maps to reduce chaos and confusion during critical incidents. It offers instant visual guidance for students, staff, and first responders, ensuring everyone knows what to do and where to go.  It facilitates communication and provides crucial information for swift and effective emergency response.

**Highlights:** Real-time emergency map, Instant multistory mapping, Emergency alerts, Real-time chat communication, Crisis location and nature, Campus-wide information sharing

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

**In-app purchases:** none


### MyUmsi

[App page](https://appshunter.io/ios/app/myumsi/id6777473688)

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

**In-app purchases:** none


## Frequently asked questions

### Is Active Defender free?

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

### Is MyUmsi free?

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

### Do Active Defender or MyUmsi have ads?

Neither Active Defender nor MyUmsi shows ads.

### Which is updated more often, Active Defender or MyUmsi?

Active Defender ships an update every 2 months, and MyUmsi every 5 weeks. Most recently, Active Defender was updated on October 16, 2026 and MyUmsi 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.*