# KeyLogbook vs Renew Earth

KeyLogbook and Renew Earth are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

KeyLogbook ships an update every 3 weeks, Renew Earth fortnightly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | KeyLogbook | Renew Earth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/renew-earth/id6759582976/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Free |
| Size | 51 MB | 82 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Equipe Geosolutions Limited](https://appshunter.io/developer/1763235096) | [Renew Earth Ltd](https://appshunter.io/developer/1879643908) |

## What reviewers say

### KeyLogbook

[App page](https://appshunter.io/ios/app/keylogbook/id6639616840)

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

**In-app purchases:** none


### Renew Earth

[App page](https://appshunter.io/ios/app/renew-earth/id6759582976)

This tool facilitates the collection of scientifically robust nature data in the field. It guides users through structured missions with clear instructions and built-in checks, ensuring data consistency and accuracy for biodiversity monitoring projects.

**Highlights:** Bespoke sampling strategies uploaded directly, Map-based navigation to sampling locations, Structured missions for data collection, In-app instructions and prompts, Smart device checks for data quality, Consistent and defensible datasets

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

**In-app purchases:** none


## Frequently asked questions

### Is KeyLogbook free?

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

### Is Renew Earth free?

Renew Earth is free to download, with no in-app purchases.

### Do KeyLogbook or Renew Earth have ads?

Neither KeyLogbook nor Renew Earth shows ads.

### Which is updated more often, KeyLogbook or Renew Earth?

KeyLogbook ships an update every 3 weeks, and Renew Earth fortnightly. Most recently, KeyLogbook was updated on October 24, 2026 and Renew Earth on October 10, 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.*