# Dataspire Audit vs Site Survey Pro

The clearest difference is in-app purchases: Dataspire Audit at none against Site Survey Pro's 1. Dataspire Audit also leads on iOS requirement (14.0 vs 26.2). Site Survey Pro's advantage is update cadence (fortnightly vs every 3 months). 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. Dataspire Audit asks for nothing beyond the download.

Dataspire Audit ships an update every 3 months, Site Survey Pro fortnightly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Dataspire Audit | Site Survey Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 22 MB | 9 MB |
| Requires iOS | **14.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [DATASPIRE TECHNOLOGIES](https://appshunter.io/developer/1549356979) | [Orion GLE Ltd](https://appshunter.io/developer/1881383881) |

## What reviewers say

### Dataspire Audit

[App page](https://appshunter.io/ios/app/dataspire-audit/id6746713358)

**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 Dataspire Audit free?

Dataspire Audit 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 Dataspire Audit or Site Survey Pro have ads?

Neither Dataspire Audit nor Site Survey Pro shows ads.

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

Dataspire Audit ships an update every 3 months, and Site Survey Pro fortnightly. Most recently, Dataspire Audit was updated on October 30, 2026 and Site Survey Pro 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.*