# eLogBook vs Orion Intelligence

The clearest difference is iOS requirement: eLogBook at 13.0 against Orion Intelligence's 16.4. 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.

eLogBook ships an update every 2 weeks, Orion Intelligence every 10 days. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | eLogBook | Orion Intelligence |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 6 MB | 61 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [S�bastien Dunoyer](https://appshunter.io/developer/1395829341) | [Abdelrahman Rihan](https://appshunter.io/developer/1896628829) |

## What reviewers say

### eLogBook

[App page](https://appshunter.io/ios/app/elogbook-ads/id1395829342)

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

**In-app purchases:** none


### Orion Intelligence

[App page](https://appshunter.io/ios/app/orion-intelligence/id6769084455)

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

**In-app purchases:** none


## Frequently asked questions

### Is eLogBook free?

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

### Is Orion Intelligence free?

Orion Intelligence is free to download, with no in-app purchases.

### Do eLogBook or Orion Intelligence have ads?

Neither eLogBook nor Orion Intelligence shows ads.

### Which is updated more often, eLogBook or Orion Intelligence?

eLogBook ships an update every 2 weeks, and Orion Intelligence every 10 days. Most recently, eLogBook was updated on October 29, 2026 and Orion Intelligence on October 28, 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.*