# Captain's Log @Life vs Odometer Data Observer

The clearest difference is in-app purchases: Captain's Log @Life at none against Odometer Data Observer's 10. Captain's Log @Life also leads on iOS requirement (17.0 vs 26.2). Odometer Data Observer's advantage is update cadence (every 5 days vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Odometer Data Observer sells 10 in-app purchases, starting at $2.99 per month. Captain's Log @Life asks for nothing beyond the download.

Captain's Log @Life ships an update every 7 months, Odometer Data Observer every 5 days. The most recent releases landed on September 21, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Captain's Log @Life | Odometer Data Observer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/captains-log-life/id6476347589/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 58 MB | 4 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [Imago Software](https://appshunter.io/developer/572432488) | [Sotiris Sotiriou](https://appshunter.io/developer/1885769517) |

## What reviewers say

### Captain's Log @Life

[App page](https://appshunter.io/ios/app/captains-log-life/id6476347589)

This utility app allows users to record thoughts via text and voice memos, organizing them in a digital logbook. It also helps track daily goals with a simple list format.

**Highlights:** Text and voice memo recording, Organized logbook, Daily goal tracking, List-based goal management

**Features:** macOS Compatibility

**In-app purchases:** none


### Odometer Data Observer

[App page](https://appshunter.io/ios/app/odometer-data-observer/id6760692984)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 ADDITIONAL CAR (Monthly) | $2.99 | per month |
| COST MANAGEMENT (Monthly) | $2.99 | per month |
| BASIC (Monthly) | $4.99 | per month |
| 2 ADDITIONAL CARS (Monthly) | $4.99 | per month |
| 3 ADDITIONAL CARS (Monthly) | $7.99 | per month |
| 1 ADDITIONAL CAR (Yearly) | $24.99 | per year |
| COST MANAGEMENT (Yearly) | $24.99 | per year |
| BASIC (Yearly) | $49.99 | per year |
| 2 ADDITIONAL CARS (Yearly) | $49.99 | per year |
| 3 ADDITIONAL CARS (Yearly) | $79.99 | per year |


## Frequently asked questions

### Is Captain's Log @Life free?

Captain's Log @Life is free to download, with no in-app purchases.

### Is Odometer Data Observer free?

Odometer Data Observer is free to download, with in-app purchases available.

### Do Captain's Log @Life or Odometer Data Observer have ads?

Neither Captain's Log @Life nor Odometer Data Observer shows ads.

### Which is updated more often, Captain's Log @Life or Odometer Data Observer?

Captain's Log @Life ships an update every 7 months, and Odometer Data Observer every 5 days. Most recently, Captain's Log @Life was updated on September 21, 2026 and Odometer Data Observer on September 13, 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.*