# RMHCNN vs HazMatIQ.app

The clearest difference is update cadence: RMHCNN at every 3 weeks against HazMatIQ.app's every 2 months. RMHCNN also leads on iOS requirement (12.0 vs 15.0). 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.

RMHCNN ships an update every 3 weeks, HazMatIQ.app every 2 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | RMHCNN | HazMatIQ.app |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hazmatiqapp/id6755795895/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 59 MB | 6 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Support Community, Inc.](https://appshunter.io/developer/1484074222) | [Drew Toma](https://appshunter.io/developer/6820180626) |

## What reviewers say

### RMHCNN

[App page](https://appshunter.io/ios/app/rmhcnn/id1613699607)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### HazMatIQ.app

[App page](https://appshunter.io/ios/app/hazmatiqapp/id6755795895)

This offline companion app assists trained emergency responders in applying the HazMatIQ system during hazardous materials incidents. It offers rapid access to crucial decision-support information via a streamlined interface, ensuring reliability without internet connectivity.

**Highlights:** Offline functionality, Decision-support information, Streamlined interface, Real-world reliability, Companion resource for trained responders

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RMHCNN free?

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

### Is HazMatIQ.app free?

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

### Do RMHCNN or HazMatIQ.app have ads?

Neither RMHCNN nor HazMatIQ.app shows ads.

### Which is updated more often, RMHCNN or HazMatIQ.app?

RMHCNN ships an update every 3 weeks, and HazMatIQ.app every 2 months. Most recently, RMHCNN was updated on November 3, 2026 and HazMatIQ.app on November 5, 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.*