# FieldKit.org vs GreenScore!

The clearest difference is iOS requirement: FieldKit.org at 13.0 against GreenScore!'s 15.1. On price, rating, ratings volume and update cadence 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 FieldKit.org against 5.0 for GreenScore!. Both are backed by a comparable volume of ratings — 4 and 10 respectively.

FieldKit.org ships an update every 4 months, GreenScore! every 3 months. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FieldKit.org | GreenScore! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/fieldkitorg/id1463631293/reviews) | [5.0 (10 ratings)](https://appshunter.io/ios/app/greenscore/id6743688819/reviews) |
| Number of ratings | 4 | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 86 MB | 30 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Conservify](https://appshunter.io/developer/1463631292) | [CS For Climate](https://appshunter.io/developer/1804001555) |

## What reviewers say

### FieldKit.org

[App page](https://appshunter.io/ios/app/fieldkitorg/id1463631293)

This app provides low-cost hardware and a mobile platform for environmental sensing, data management, and community engagement. It allows users to monitor and advocate for their surroundings by collecting, analyzing, and sharing environmental data.

**Highlights:** Easy-to-use environmental sensors, Data management and analysis platform, Real-time sensor data visualization, Customizable data collection schedules, Data download in multiple formats, Community engagement and discussions

**In-app purchases:** none


### GreenScore!

[App page](https://appshunter.io/ios/app/greenscore/id6743688819)

This app helps you live more sustainably by tracking eco-friendly actions and their impact on CO₂ reduction. Earn points, set goals, and compete with friends to build lasting green habits.

**Highlights:** Log eco-friendly actions, Track CO₂ savings, Set daily goals, Compete with friends, Progress tracking, Social inspiration

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

**In-app purchases:** none


## Frequently asked questions

### Is FieldKit.org free?

FieldKit.org is free to download, with no in-app purchases.

### Is GreenScore! free?

GreenScore! is free to download, with no in-app purchases.

### Which has better reviews, FieldKit.org or GreenScore!?

FieldKit.org and GreenScore! are both rated 5.0 out of 5 on the App Store, from 4 and 10 ratings respectively.

### Do FieldKit.org or GreenScore! have ads?

Neither FieldKit.org nor GreenScore! shows ads.

### Which is updated more often, FieldKit.org or GreenScore!?

FieldKit.org ships an update every 4 months, and GreenScore! every 3 months. Most recently, FieldKit.org was updated on October 19, 2026 and GreenScore! on October 24, 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.*