# CampusGuard911 vs pi!

The clearest difference is iOS requirement: CampusGuard911 at 12.0 against pi!'s 26.0. 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.

## The numbers

| Metric | CampusGuard911 | pi! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/campusguard911/id972097916/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Free | — |
| Size | 58 MB | 4 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Guard911, LLC](https://appshunter.io/developer/862725594) | [Sijun Yang](https://appshunter.io/developer/1819339978) |

## What reviewers say

### CampusGuard911

[App page](https://appshunter.io/ios/app/campusguard911/id972097916)

This safety app provides a direct panic button for university faculty and staff during emergencies. It alerts local law enforcement and campus personnel, displaying the location of the incident. The app also notifies nearby protected locations.

**Highlights:** Mobile panic button, Alerts law enforcement, Campus-wide alerts, Location mapping, Notifies nearby locations, AT&T FirstNet listed

**In-app purchases:** none


### pi!

[App page](https://appshunter.io/ios/app/pi/id6760577760)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CampusGuard911 free?

CampusGuard911 is free to download, with no in-app purchases.

### Is pi! free?

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

### Do CampusGuard911 or pi! have ads?

Neither CampusGuard911 nor pi! shows ads.

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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.*