# Anecdata.org vs Nature's Notebook

The clearest difference is rating: Anecdata.org at 5.0 against Nature's Notebook's 3.1. Nature's Notebook's advantage is ratings volume (26 vs 4). 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.

Anecdata.org holds the better App Store score, 5.0 against 3.1. That said, the two scores are not equally well evidenced: Nature's Notebook has 26 ratings behind it against 4, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on July 25, 2026 and July 7, 2026 respectively.

## The numbers

| Metric | Anecdata.org | Nature's Notebook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/anecdataorg/id1315666791/reviews)** | [3.1 (26 ratings)](https://appshunter.io/ios/app/natures-notebook/id1463430668/reviews) |
| Number of ratings | 4 | **26** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 47 MB | 47 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MDI Biological Laboratory](https://appshunter.io/developer/1210127056) | [National Phenology Network](https://appshunter.io/developer/843843359) |

## What reviewers say

### Anecdata.org

[App page](https://appshunter.io/ios/app/anecdataorg/id1315666791)

This platform empowers users to create, manage, and participate in citizen science projects. It facilitates data collection in the field, even offline, and supports project analysis and download.

**Highlights:** Project creation and management, Datasheet design, Participant invitation, Offline data collection, Data download and analysis

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

**In-app purchases:** none


### Nature's Notebook

[App page](https://appshunter.io/ios/app/natures-notebook/id1463430668)

Record observations of plant and animal life cycles, such as flowering and migration. Mark observation sites, create species lists, and log seasonal changes in nature.

**Highlights:** Record plant and animal life cycle events, Mark observation sites, Create species lists, Log seasonal observations, Citizen science program

**In-app purchases:** none


## Frequently asked questions

### Is Anecdata.org free?

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

### Is Nature's Notebook free?

Nature's Notebook is free to download, with no in-app purchases.

### Which has better reviews, Anecdata.org or Nature's Notebook?

Anecdata.org is rated higher. Anecdata.org averages 5.0 out of 5 from 4 ratings, while Nature's Notebook averages 3.1 from 26 ratings.

### Do Anecdata.org or Nature's Notebook have ads?

Neither Anecdata.org nor Nature's Notebook shows ads.

### Which is updated more often, Anecdata.org or Nature's Notebook?

Anecdata.org ships an update every 3 weeks, and Nature's Notebook every 3 weeks. Most recently, Anecdata.org was updated on July 25, 2026 and Nature's Notebook on July 7, 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.*