# Cosmic Clock vs METAR

The clearest difference is in-app purchases: Cosmic Clock at none against METAR's 1. Cosmic Clock also leads on iOS requirement (12.0 vs 16.4). METAR's advantage is update cadence (every 4 days vs every 4 weeks). On price, ads and device support there is nothing between them.

Both are free to download. METAR sells 1 in-app purchase, starting at $1.99 per month. Cosmic Clock asks for nothing beyond the download.

Cosmic Clock ships an update every 4 weeks, METAR every 4 days. The most recent releases landed on October 16, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Cosmic Clock | METAR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (23 ratings)](https://appshunter.io/ios/app/metar/id1597816936/reviews)** |
| Number of ratings | — | **23** |
| Positive reviews | — | 57.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 38 MB | 16 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Timothy Bowers](https://appshunter.io/developer/928884270) | [Luke Cashion-Lozell](https://appshunter.io/developer/1446518152) |

## What reviewers say

### Cosmic Clock

[App page](https://appshunter.io/ios/app/cosmic-clock/id1527726275)

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

**In-app purchases:** none


### METAR

[App page](https://appshunter.io/ios/app/metar/id1597816936)

Access decoded aviation weather reports and forecasts for thousands of airports globally. View nearby weather, runway winds, and customize units. A Pro version offers expanded nearby airport views and home screen widgets.

**Highlights:** Decoded METARs & TAFs, Nearby airport weather, Runway wind components, Search and favorite airports, Customizable units, Light/dark mode, Widgets (Pro)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |


## Frequently asked questions

### Is Cosmic Clock free?

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

### Is METAR free?

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

### Do Cosmic Clock or METAR have ads?

Neither Cosmic Clock nor METAR shows ads.

### Which is updated more often, Cosmic Clock or METAR?

Cosmic Clock ships an update every 4 weeks, and METAR every 4 days. Most recently, Cosmic Clock was updated on October 16, 2026 and METAR on October 20, 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.*