# Site Compass vs Eye on the Reef

The clearest difference is update cadence: Site Compass at fortnightly against Eye on the Reef's every 15 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Site Compass ships an update fortnightly, Eye on the Reef every 15 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Site Compass | Eye on the Reef |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 15 months |
| Size | 30 MB | 2 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Site Compass Pty Ltd](https://appshunter.io/developer/1699524942) | [GREAT BARRIER REEF MARINE PARK AUTHORITY](https://appshunter.io/developer/1447443022) |

## What reviewers say

### Site Compass

[App page](https://appshunter.io/ios/app/site-compass/id6453692913)

**In-app purchases:** none


### Eye on the Reef

[App page](https://appshunter.io/ios/app/eye-on-the-reef/id6474228327)

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

**In-app purchases:** none


## Frequently asked questions

### Is Site Compass free?

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

### Is Eye on the Reef free?

Eye on the Reef is free to download, with no in-app purchases.

### Do Site Compass or Eye on the Reef have ads?

Neither Site Compass nor Eye on the Reef shows ads.

### Which is updated more often, Site Compass or Eye on the Reef?

Site Compass ships an update fortnightly, and Eye on the Reef every 15 months. Most recently, Site Compass was updated on November 3, 2026 and Eye on the Reef on November 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.*