# Dangerous Goods vs ERG for iOS

Dangerous Goods and ERG for iOS both sit at 4.6 stars, but that hides the real split: 100% of ERG for iOS's written reviews are positive against 51% of Dangerous Goods's. ERG for iOS also leads on in-app purchases (none vs 5) and ads (none vs shown). Dangerous Goods's advantage is update cadence (every 6 weeks vs every 4 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Dangerous Goods sells 5 one-off in-app purchases. ERG for iOS asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Dangerous Goods against 4.8 for ERG for iOS. Both are backed by a comparable volume of ratings — 34 and 64 respectively. Written reviews are what separate them: 51% of Dangerous Goods's written reviews are positive against 100% of ERG for iOS's.

Dangerous Goods ships an update every 6 weeks, ERG for iOS every 4 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Dangerous Goods | ERG for iOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (34 ratings)](https://appshunter.io/ios/app/dangerous-goods/id1323804036/reviews) | **[4.8 (64 ratings)](https://appshunter.io/ios/app/erg-for-ios/id1597142669/reviews)** |
| Number of ratings | 34 | **64** |
| Positive reviews | 51.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | — | **#168** |
| Size | 20 MB | 27 MB |
| Requires iOS | 18.1 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Jose Ivan Palmer Garcia](https://appshunter.io/developer/1295711837) | [Pipeline and Hazardous Materials Safety Administration](https://appshunter.io/developer/954888820) |

## What reviewers say

### Dangerous Goods

[App page](https://appshunter.io/ios/app/dangerous-goods/id1323804036)

This app provides a comprehensive, offline ADR database for professionals handling dangerous goods. It offers quick access to substance data, emergency procedures, and hazard classifications in multiple languages, with an AI assistant for complex queries.

**Highlights:** Complete ADR 2025 database, 2,939 dangerous goods data, 236 Emergency Response Intervention Cards, Hazard identification tools, AI assistant for queries (iOS 26+), Offline functionality, 5 language support

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Donation | $0.99 | one-time |
| Small Donation | $0.99 | one-time |
| Medium Donation | $2.99 | one-time |
| Large Donation | $3.99 | one-time |


### ERG for iOS

[App page](https://appshunter.io/ios/app/erg-for-ios/id1597142669)

**Currently charting:** #168 Top Free · Reference (US App Store)

This app provides first responders with quick access to critical information for hazardous materials transportation incidents. It features an indexed list of dangerous goods, including ID numbers, hazards, and safety precautions, aiding in effective response.

**Highlights:** Indexed list of dangerous goods, ID number lookup, General hazard information, Recommended safety precautions, Multi-language support (English, French, Spanish)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dangerous Goods free?

Dangerous Goods is free to download, with in-app purchases available.

### Is ERG for iOS free?

ERG for iOS is free to download, with no in-app purchases.

### Which has better reviews, Dangerous Goods or ERG for iOS?

ERG for iOS is rated higher. Dangerous Goods averages 4.6 out of 5 from 34 ratings, while ERG for iOS averages 4.8 from 64 ratings.

### Do Dangerous Goods or ERG for iOS have ads?

Dangerous Goods shows ads; ERG for iOS does not.

### Which is updated more often, Dangerous Goods or ERG for iOS?

Dangerous Goods ships an update every 6 weeks, and ERG for iOS every 4 months. Most recently, Dangerous Goods was updated on November 6, 2026 and ERG for iOS on November 7, 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.*