Observation Note vs Boulder Logbook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Observation Note
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.
- Bouldering observation logging
- Climb tracking
- Performance analysis
- Progress monitoring
- Training enhancement
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For observation of bouldering.
Boulder Logbook
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Boulder Logbook allows you to track your boulder sessions! Features: - Create a custom Grade System used by your gym - Maintain multiple Grade Systems and select a default one - Log all tops for each sessions and optionally specify a flash, an attempt or an onsight - View your progress with 3 beautiful diagrams - Select custom App Icons - No in-app purchases or ads
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Observation Note | Boulder Logbook |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| Update frequency | Every 4 months — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 8.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 67 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | TOOFECTARTS LLC. | Martin List |
In-app purchases
Observation Note
No in-app purchases
Boulder Logbook
No in-app purchases
Questions
Is Observation Note free?
Is Boulder Logbook free?
Do Observation Note or Boulder Logbook have ads?
Which is updated more often, Observation Note or Boulder Logbook?
Other comparisons
