# IIAR vs AHRI

The clearest difference is rating: IIAR at 4.5 against AHRI's 2.3. IIAR also leads on iOS requirement (13.0 vs 15.6). On price, ratings volume, update cadence and ads there is nothing between them.

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

IIAR holds the better App Store score, 4.5 against 2.3. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

IIAR ships an update every 4 months, AHRI every 6 months. The most recent releases landed on October 7, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | IIAR | AHRI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/iiar/id1080343135/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/ahri/id1124016391/reviews) |
| Number of ratings | **4** | 3 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 37 MB | 49 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [International Institute of Ammonia Refrigeration](https://appshunter.io/developer/1080343134) | [Air-Conditioning, Heating, and Refrigeration Institute](https://appshunter.io/developer/1370996115) |

## What reviewers say

### IIAR

[App page](https://appshunter.io/ios/app/iiar/id1080343135)

This app provides members of the natural refrigeration community with advocacy, education, and technical information. It offers features for managing profiles, accessing conference resources, connecting with others, and staying updated on industry news.

**Highlights:** Profile management, Conference resource access, Session note-taking, Speaker and exhibitor browsing, Industry news updates, Social media integration, Member directory access

**Features:** macOS Compatibility

**In-app purchases:** none


### AHRI

[App page](https://appshunter.io/ios/app/ahri/id1124016391)

Enhance your experience at industry events with this mobile tool. Access schedules, maps, speaker details, and connect with other attendees. Members can view exclusive session agendas, and the app offers offline functionality.

**Highlights:** Meeting schedules, Interactive maps, Speaker information, Attendee list, Photo sharing, Offline access

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

**In-app purchases:** none


## Frequently asked questions

### Is IIAR free?

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

### Is AHRI free?

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

### Which has better reviews, IIAR or AHRI?

IIAR is rated higher. IIAR averages 4.5 out of 5 from 4 ratings, while AHRI averages 2.3 from 3 ratings.

### Do IIAR or AHRI have ads?

Neither IIAR nor AHRI shows ads.

### Which is updated more often, IIAR or AHRI?

IIAR ships an update every 4 months, and AHRI every 6 months. Most recently, IIAR was updated on October 7, 2026 and AHRI on October 29, 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.*