# FDK360 vs Site Survey Pro

The clearest difference is in-app purchases: FDK360 at none against Site Survey Pro's 1. FDK360 also leads on iOS requirement (13.0 vs 26.2). Site Survey Pro's advantage is update cadence (fortnightly vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Site Survey Pro sells 1 one-off in-app purchase. FDK360 asks for nothing beyond the download.

FDK360 ships an update monthly, Site Survey Pro fortnightly. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | FDK360 | Site Survey Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 5 MB | 9 MB |
| Requires iOS | **13.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [M&W Media Limited](https://appshunter.io/developer/1097809906) | [Orion GLE Ltd](https://appshunter.io/developer/1881383881) |

## What reviewers say

### FDK360

[App page](https://appshunter.io/ios/app/fdk360-compensate/id1665377298)

**Features:** macOS Compatibility

**In-app purchases:** none


### Site Survey Pro

[App page](https://appshunter.io/ios/app/site-survey-pro/id6760477100)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Unlock | $9.99 | one-time |


## Frequently asked questions

### Is FDK360 free?

FDK360 is free to download, with no in-app purchases.

### Is Site Survey Pro free?

Site Survey Pro is free to download, with in-app purchases available.

### Do FDK360 or Site Survey Pro have ads?

Neither FDK360 nor Site Survey Pro shows ads.

### Which is updated more often, FDK360 or Site Survey Pro?

FDK360 ships an update monthly, and Site Survey Pro fortnightly. Most recently, FDK360 was updated on November 7, 2026 and Site Survey Pro on November 9, 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.*