# UN Number

> Reference

Canonical page: [https://chrome-stats.com/d/id307373793](https://chrome-stats.com/d/id307373793)

## Overview

- **ID:** `id307373793`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** ZWEIDENKER Holding GmbH
- **Category:** Reference
- **Rating:** 4.70 / 5 (55 ratings)
- **Version:** 3.5.1
- **Last updated:** 2023-12-14
- **First published:** 2009-03-27
- **Size:** 44 MB
- **Data as of:** 2026-09-20
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/un-number/id307373793)
- **Website:** [http://zweidenker.de/de/projekt/un-nummer](http://zweidenker.de/de/projekt/un-nummer)
- **Privacy policy:** [https://zweidenker.de/en/privacy-policy/](https://zweidenker.de/en/privacy-policy/)

## Description

Hazardous Materials Reference Guide: Enter the UN number after starting the app using a large keypad to quickly retrieve ERICards-based guidance. The ERICards data is presented in a table organized into seven categories and can be viewed offline, with no internet connection required.

Disclaimer: The information is derived from Emergency Response Intervention Cards (ERICards) from Cefic and is provided for reference and UI/search purposes only. Cefic and the developers do not endorse or certify the data, and users should apply professional judgment in real emergencies.

## Rankings

- #168,049 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id307373793)