# Kora Sustainability vs NMF.earth

The clearest difference is rating: NMF.earth at 5.0 against Kora Sustainability's 4.0. NMF.earth also leads on in-app purchases (none vs 5) and review sentiment (100% vs 75%). Kora Sustainability's advantage is update cadence (fortnightly vs every 6 weeks) and ratings volume (3 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Kora Sustainability sells 5 in-app purchases, starting at $1.99 per month. NMF.earth asks for nothing beyond the download.

NMF.earth holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 75% of Kora Sustainability's written reviews are positive against 100% of NMF.earth's.

Kora Sustainability ships an update fortnightly, NMF.earth every 6 weeks. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Kora Sustainability | NMF.earth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/kora-sustainability/id1483753003/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nmfearth/id1494561829/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 108 MB | 42 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Kora Sustainability Solution SIA](https://appshunter.io/developer/1475239838) | [Pierre Bresson](https://appshunter.io/developer/886617892) |

## What reviewers say

### Kora Sustainability

[App page](https://appshunter.io/ios/app/kora-sustainability/id1483753003)

Track your environmental impact by measuring sustainable lifestyle choices like mobility, energy use, and purchasing habits. Earn rewards for eco-friendly actions and reduce your carbon footprint through a combination of moral and financial incentives.

**Highlights:** Track sustainable lifestyle choices, Measure impact on the planet, Earn rewards for eco-friendly actions, Reduce CO2 emissions, Compare progress with goals and others, Integrates with Apple Health for steps and distance

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Adventurer monthly | $1.99 | per month |
| Sprout Offset Subscription | $3.99 | per month |
| Tree Offset Subscription | $7.99 | per month |
| Forest Offset Subscription | $15.99 | per month |
| Adventurer yearly | $39.99 | per year |


### 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


## Frequently asked questions

### Is Kora Sustainability free?

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

### Is NMF.earth free?

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

### Which has better reviews, Kora Sustainability or NMF.earth?

NMF.earth is rated higher. Kora Sustainability averages 4.0 out of 5 from 3 ratings, while NMF.earth averages 5.0 from 1 ratings.

### Do Kora Sustainability or NMF.earth have ads?

Neither Kora Sustainability nor NMF.earth shows ads.

### Which is updated more often, Kora Sustainability or NMF.earth?

Kora Sustainability ships an update fortnightly, and NMF.earth every 6 weeks. Most recently, Kora Sustainability was updated on October 24, 2026 and NMF.earth on October 12, 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.*