# UN Decoder & Hazmat vs RunwayWX

The clearest difference is in-app purchases: RunwayWX at none against UN Decoder & Hazmat's 2. UN Decoder & Hazmat's advantage is iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. UN Decoder & Hazmat sells 2 in-app purchases, starting at $0.99 per month. RunwayWX asks for nothing beyond the download.

UN Decoder & Hazmat ships an update every 3 weeks, RunwayWX every 2 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | UN Decoder & Hazmat | RunwayWX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/runwaywx/id6760546988/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 47 MB | 20 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [AYLIN BICEN](https://appshunter.io/developer/1839275591) | [Vinayak Raghubir Sharma](https://appshunter.io/developer/1884889440) |

## What reviewers say

### UN Decoder & Hazmat

[App page](https://appshunter.io/ios/app/un-decoder-and-hazmat/id6752623945)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Membeship ( 1 Month ) | $0.99 | per month |
| Pro Membership ( 1 Year ) | $9.99 | per year |


### RunwayWX

[App page](https://appshunter.io/ios/app/runwaywx/id6760546988)

This app provides pilots with essential aviation weather data, including runway wind analysis, real-time METARs, and satellite runway diagrams. It offers performance calculations, astronomical data, and airport intelligence in a clean, pilot-focused interface.

**Highlights:** Runway wind analysis (headwind, tailwind, crosswind), Real-time METAR and D-ATIS parsing, Satellite runway diagrams with wind overlays, Performance calculations (density altitude, freezing level), Astronomical data (sunrise, sunset, moon phase), Airport intelligence (elevation, timezone, clocks)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is UN Decoder & Hazmat free?

UN Decoder & Hazmat is free to download, with in-app purchases available.

### Is RunwayWX free?

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

### Do UN Decoder & Hazmat or RunwayWX have ads?

Neither UN Decoder & Hazmat nor RunwayWX shows ads.

### Which is updated more often, UN Decoder & Hazmat or RunwayWX?

UN Decoder & Hazmat ships an update every 3 weeks, and RunwayWX every 2 weeks. Most recently, UN Decoder & Hazmat was updated on October 30, 2026 and RunwayWX on October 31, 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.*