# UseIRIS vs Alastar Collaboration

The clearest difference is update cadence: Alastar Collaboration at every 3 weeks against UseIRIS's every 24 months. UseIRIS's advantage is iOS requirement (10.3 vs 15.1). 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.

UseIRIS ships an update every 24 months, Alastar Collaboration every 3 weeks. The most recent releases landed on September 28, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | UseIRIS | Alastar Collaboration |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (6 ratings)](https://appshunter.io/ios/app/useiris/id1363192543/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 12 MB | 25 MB |
| Requires iOS | **10.3** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Techradium, Inc.](https://appshunter.io/developer/1363192542) | [ReadyOp Communications, Inc.](https://appshunter.io/developer/1640504647) |

## What reviewers say

### UseIRIS

[App page](https://appshunter.io/ios/app/useiris/id1363192543)

This app enables administrators to send mass notifications via text, voice, or recorded alerts. Recipients can view and listen to recent messages and respond to emergency alerts if the 'needs assistance' feature is enabled.

**Highlights:** Broadcast messages via text, voice, or recorded alerts, Deliver messages via SMS, phone calls, and email, View alert delivery reports, Access last ten received alerts, Respond to emergency alerts with assistance status

**Features:** macOS Compatibility

**In-app purchases:** none


### Alastar Collaboration

[App page](https://appshunter.io/ios/app/alastar-collaboration/id1627773482)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is UseIRIS free?

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

### Is Alastar Collaboration free?

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

### Do UseIRIS or Alastar Collaboration have ads?

Neither UseIRIS nor Alastar Collaboration shows ads.

### Which is updated more often, UseIRIS or Alastar Collaboration?

UseIRIS ships an update every 24 months, and Alastar Collaboration every 3 weeks. Most recently, UseIRIS was updated on September 28, 2026 and Alastar Collaboration on October 4, 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.*