# Mars Climate vs Fast

The clearest difference is in-app purchases: Mars Climate at none against Fast's 3. Mars Climate also leads on ads (none vs shown) and iOS requirement (13.2 vs 15.0). Fast's advantage is update cadence (every 3 months vs every 12 months). On price and device support there is nothing between them.

Both are free to download. Fast sells 3 in-app purchases, starting at $4.99 per 7 days. Mars Climate asks for nothing beyond the download.

Mars Climate ships an update every 12 months, Fast every 3 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Mars Climate | Fast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/mars-climate/id1492603998/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 5 MB | 25 MB |
| Requires iOS | **13.2** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DJ Brunk](https://appshunter.io/developer/1470869355) | [Atech Consultancy Ltd](https://appshunter.io/developer/1818884485) |

## What reviewers say

### Mars Climate

[App page](https://appshunter.io/ios/app/mars-climate/id1492603998)

Explore the daily weather patterns and climate conditions on the planet Mars. This educational application provides insights into Martian atmospheric data.

**Highlights:** Daily Martian climate information, Educational content about Mars, Planet exploration insights

**Features:** macOS Compatibility

**In-app purchases:** none


### Fast

[App page](https://appshunter.io/ios/app/fast-speak-moldovan-language/id6737729573)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $4.99 | per 7 days |
| Yearly Access | $29.99 | per year |
| Lifetime Access | $39.99 | one-time |


## Frequently asked questions

### Is Mars Climate free?

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

### Is Fast free?

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

### Do Mars Climate or Fast have ads?

Fast shows ads; Mars Climate does not.

### Which is updated more often, Mars Climate or Fast?

Mars Climate ships an update every 12 months, and Fast every 3 months. Most recently, Mars Climate was updated on October 24, 2026 and Fast on October 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.*