# NMF.earth vs UNI for Change

The clearest difference is device support: NMF.earth at 3 against UNI for Change's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NMF.earth ships an update every 6 weeks, UNI for Change every 5 weeks. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | NMF.earth | UNI for Change |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nmfearth/id1494561829/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 42 MB | 65 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pierre Bresson](https://appshunter.io/developer/886617892) | [Université de Liège](https://appshunter.io/developer/1464882178) |

## What reviewers say

### NMF.earth

[App page](https://appshunter.io/ios/app/nmfearth/id1494561829)

Track and decrease your environmental impact by understanding your carbon footprint. Set personal emission goals and monitor your progress monthly to stay within your budget.

**Highlights:** Calculate CO2 emissions, Define carbon budget, Track monthly limits, Reduce carbon footprint, Actionable insights

**Features:** macOS Compatibility

**In-app purchases:** none


### UNI for Change

[App page](https://appshunter.io/ios/app/uni-for-change/id6478279991)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NMF.earth free?

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

### Is UNI for Change free?

UNI for Change is free to download, with no in-app purchases.

### Do NMF.earth or UNI for Change have ads?

Neither NMF.earth nor UNI for Change shows ads.

### Which is updated more often, NMF.earth or UNI for Change?

NMF.earth ships an update every 6 weeks, and UNI for Change every 5 weeks. Most recently, NMF.earth was updated on October 12, 2026 and UNI for Change on October 6, 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.*