# Guard911 vs AR Math +

The clearest difference is price: Guard911 at Free against AR Math +'s $1.99. Guard911 also leads on update cadence (every 5 months vs every 19 months) and iOS requirement (12.0 vs 14.2). On ads, in-app purchases and device support there is nothing between them.

Guard911 is free to download; AR Math + costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Guard911 ships an update every 5 months, AR Math + every 19 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Guard911 | AR Math + |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/guard911/id1055496024/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 19 months |
| Monetization | Free | — |
| Size | 57 MB | 116 MB |
| Requires iOS | **12.0** | 14.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guard911, LLC](https://appshunter.io/developer/862725594) | [Bo Kalvslund](https://appshunter.io/developer/572272193) |

## What reviewers say

### Guard911

[App page](https://appshunter.io/ios/app/guard911/id1055496024)

This app acts as a panic button for emergencies, instantly alerting nearby law enforcement and other users. It also notifies protected locations within a 5-mile radius of an incident. Designed for immediate response and enhanced safety.

**Highlights:** Panic button for emergencies, Alerts law enforcement, Notifies nearby users, Maps incident location, Alerts protected locations, Listed in AT&T FirstNet App Catalog

**In-app purchases:** none


### AR Math +

[App page](https://appshunter.io/ios/app/ar-math-plus/id1554469097)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Guard911 free?

Guard911 is free to download, with no in-app purchases.

### Is AR Math + free?

AR Math + costs $1.99, with no in-app purchases.

### Do Guard911 or AR Math + have ads?

Neither Guard911 nor AR Math + shows ads.

### Which is updated more often, Guard911 or AR Math +?

Guard911 ships an update every 5 months, and AR Math + every 19 months. Most recently, Guard911 was updated on November 2, 2026 and AR Math + on November 7, 2026.

---

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