# IRIS Alert vs ALPA ASF

The clearest difference is rating: ALPA ASF at 5.0 against IRIS Alert's 4.0. ALPA ASF also leads on update cadence (monthly vs every 3 months). IRIS Alert's advantage is ratings volume (4 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ALPA ASF holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

IRIS Alert ships an update every 3 months, ALPA ASF monthly. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | IRIS Alert | ALPA ASF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/iris-alert/id993930650/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/alpa-asf/id6654918124/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 18 MB | 55 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Rapid Response Emergency Systems](https://appshunter.io/developer/975085793) | [Air Line Pilots Association, International](https://appshunter.io/developer/561681760) |

## What reviewers say

### IRIS Alert

[App page](https://appshunter.io/ios/app/iris-alert/id993930650)

This app enables organization members to send and receive critical security alerts, access safety documents, and request assistance. It provides quick access to emergency features like a flashlight and siren, facilitating rapid communication for safety concerns.

**Highlights:** Send and receive security alerts, View safety documents and maps, Request medical or security assistance, Report safety hazards, Flashlight and siren functions

**Features:** macOS Compatibility

**In-app purchases:** none


### ALPA ASF

[App page](https://appshunter.io/ios/app/alpa-asf/id6654918124)

Enhance your event experience with personalized schedules, speaker and sponsor information, and interactive features like Q&A and feedback surveys. Access venue details and award winner information.

**Highlights:** Personalized sessions and agendas, Speaker, sponsor, and exhibitor bios, Raffle and panelist Q&A participation, Feedback surveys, Venue and hotel maps, Award winner information

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

**In-app purchases:** none


## Frequently asked questions

### Is IRIS Alert free?

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

### Is ALPA ASF free?

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

### Which has better reviews, IRIS Alert or ALPA ASF?

ALPA ASF is rated higher. IRIS Alert averages 4.0 out of 5 from 4 ratings, while ALPA ASF averages 5.0 from 1 ratings.

### Do IRIS Alert or ALPA ASF have ads?

Neither IRIS Alert nor ALPA ASF shows ads.

### Which is updated more often, IRIS Alert or ALPA ASF?

IRIS Alert ships an update every 3 months, and ALPA ASF monthly. Most recently, IRIS Alert was updated on October 9, 2026 and ALPA ASF on October 16, 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.*