# PolyAlerte vs STU Safe

The clearest difference is update cadence: STU Safe at every 10 months against PolyAlerte's every 39 months. STU Safe also leads on iOS requirement (12.0 vs 15.6). 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.

PolyAlerte ships an update every 39 months, STU Safe every 10 months. The most recent releases landed on June 25, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | PolyAlerte | STU Safe |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 10 months** |
| Monetization | Free | — |
| Size | 29 MB | 25 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Corporation de l'Ecole Polytechnique de Montreal](https://appshunter.io/developer/1488647545) | [St. Thomas University (Canada)](https://appshunter.io/developer/1597518774) |

## What reviewers say

### PolyAlerte

[App page](https://appshunter.io/ios/app/polyalerte/id1488647546)

This official campus safety app provides students, faculty, and staff with essential safety alerts and direct access to security resources. Features include emergency contacts, location sharing for friends, reporting suspicious activity, and offline access to emergency procedures and campus maps.

**Highlights:** Emergency Contacts, Friend Walk location sharing, Report suspicious activity, Campus and building maps, Offline emergency procedures, Safety notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### STU Safe

[App page](https://appshunter.io/ios/app/stu-safe/id1597518772)

**In-app purchases:** none


## Frequently asked questions

### Is PolyAlerte free?

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

### Is STU Safe free?

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

### Do PolyAlerte or STU Safe have ads?

Neither PolyAlerte nor STU Safe shows ads.

### Which is updated more often, PolyAlerte or STU Safe?

PolyAlerte ships an update every 39 months, and STU Safe every 10 months. Most recently, PolyAlerte was updated on June 25, 2026 and STU Safe on September 14, 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.*