# NMF.earth vs Linka Eco

The clearest difference is update cadence: Linka Eco at fortnightly against NMF.earth's every 6 weeks. NMF.earth's advantage is iOS requirement (15.1 vs 17.0). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for NMF.earth against 5.0 for Linka Eco. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

NMF.earth ships an update every 6 weeks, Linka Eco fortnightly. The most recent releases landed on June 4, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | NMF.earth | Linka Eco |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/nmfearth/id1494561829/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/linka-eco/id6467169443/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 42 MB | 32 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pierre Bresson](https://appshunter.io/developer/886617892) | [Action Positive](https://appshunter.io/developer/1714260547) |

## 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


### Linka Eco

[App page](https://appshunter.io/ios/app/linka-eco/id6467169443)

Take action for a better future with this eco-conscious game. Reduce your carbon footprint, save money, and collaborate with friends to influence businesses and public policy. Discover practical solutions and positive news to stay motivated.

**Highlights:** 300 CO2-reducing challenges, Calculate CO2 saved, 150 waste reduction challenges, Influence businesses and public policy, Create groups with friends, Save up to €17,000 annually, Positive eco-news twice weekly

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

**In-app purchases:** none


## Frequently asked questions

### Is NMF.earth free?

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

### Is Linka Eco free?

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

### Which has better reviews, NMF.earth or Linka Eco?

NMF.earth and Linka Eco are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do NMF.earth or Linka Eco have ads?

Neither NMF.earth nor Linka Eco shows ads.

### Which is updated more often, NMF.earth or Linka Eco?

NMF.earth ships an update every 6 weeks, and Linka Eco fortnightly. Most recently, NMF.earth was updated on June 4, 2026 and Linka Eco on September 19, 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.*