# Observation Note vs Boulder Logbook

The clearest difference is device support: Observation Note at 3 against Boulder Logbook's 1. Observation Note also leads on iOS requirement (8.0 vs 18.6). 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.

Observation Note ships an update every 4 months, Boulder Logbook every 7 months. The most recent releases landed on September 24, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Observation Note | Boulder Logbook |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Monetization | Free | — |
| Size | 67 MB | 25 MB |
| Requires iOS | **8.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TOOFECTARTS LLC.](https://appshunter.io/developer/408243563) | [Martin List](https://appshunter.io/developer/1160761022) |

## What reviewers say

### Observation Note

[App page](https://appshunter.io/ios/app/observation-note/id735058802)

This app helps users observe and record bouldering sessions. It provides a platform to log climbs, track progress, and analyze performance. Ideal for climbers looking to enhance their training.

**Highlights:** Bouldering observation logging, Climb tracking, Performance analysis, Progress monitoring, Training enhancement

**Features:** macOS Compatibility

**In-app purchases:** none


### Boulder Logbook

[App page](https://appshunter.io/ios/app/boulder-logbook/id6444243441)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Observation Note free?

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

### Is Boulder Logbook free?

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

### Do Observation Note or Boulder Logbook have ads?

Neither Observation Note nor Boulder Logbook shows ads.

### Which is updated more often, Observation Note or Boulder Logbook?

Observation Note ships an update every 4 months, and Boulder Logbook every 7 months. Most recently, Observation Note was updated on September 24, 2026 and Boulder Logbook on October 4, 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.*