# Leps by Fieldguide vs Nature's Notebook

The clearest difference is rating: Leps by Fieldguide at 4.3 against Nature's Notebook's 3.1. Leps by Fieldguide also leads on review sentiment (82% vs 40%) and iOS requirement (9.0 vs 12.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Leps by Fieldguide holds the better App Store score, 4.3 against 3.1. Both are backed by a comparable volume of ratings — 23 and 26 respectively. Written reviews point the same way: 82% of Leps by Fieldguide's written reviews are positive against 40% of Nature's Notebook's.

Leps by Fieldguide ships an update every 4 weeks, Nature's Notebook every 3 weeks. Both last shipped on October 17, 2026.

## The numbers

| Metric | Leps by Fieldguide | Nature's Notebook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (23 ratings)](https://appshunter.io/ios/app/leps-by-fieldguide/id1167114017/reviews)** | [3.1 (26 ratings)](https://appshunter.io/ios/app/natures-notebook/id1463430668/reviews) |
| Number of ratings | 23 | **26** |
| Positive reviews | **82.4% of reviews** | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 62 MB | 47 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Change Theory Corp](https://appshunter.io/developer/879829386) | [National Phenology Network](https://appshunter.io/developer/843843359) |

## What reviewers say

### Leps by Fieldguide

[App page](https://appshunter.io/ios/app/leps-by-fieldguide/id1167114017)

This app helps identify moths and butterflies from photos, records your observations, and connects you with other enthusiasts. It builds a dynamic checklist of your findings and allows you to share your collection data with the community.

**Highlights:** Photo-based species identification, Automatic observation checklist updates, Collection data sharing, Connect with other enthusiasts, Publish photos online

**Features:** macOS Compatibility

**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 Leps by Fieldguide free?

Leps by Fieldguide 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, Leps by Fieldguide or Nature's Notebook?

Leps by Fieldguide is rated higher. Leps by Fieldguide averages 4.3 out of 5 from 23 ratings, while Nature's Notebook averages 3.1 from 26 ratings.

### Do Leps by Fieldguide or Nature's Notebook have ads?

Neither Leps by Fieldguide nor Nature's Notebook shows ads.

### Which is updated more often, Leps by Fieldguide or Nature's Notebook?

Leps by Fieldguide ships an update every 4 weeks, and Nature's Notebook every 3 weeks. Most recently, Leps by Fieldguide was updated on October 17, 2026 and Nature's Notebook on October 17, 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.*