# Smart Audit vs Site Survey Pro

The clearest difference is in-app purchases: Smart Audit at none against Site Survey Pro's 1. Smart Audit also leads on iOS requirement (15.1 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Smart Audit | Site Survey Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Size | 72 MB | 9 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Smart Food Safe Solutions Inc](https://appshunter.io/developer/1396500918) | [Orion GLE Ltd](https://appshunter.io/developer/1881383881) |

## What reviewers say

### Smart Audit

[App page](https://appshunter.io/ios/app/smart-audit/id6470036181)

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

**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 Smart Audit free?

Smart 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 Smart Audit or Site Survey Pro have ads?

Neither Smart Audit nor Site Survey Pro shows ads.

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

Smart Audit ships an update fortnightly, and Site Survey Pro fortnightly. Most recently, Smart Audit was updated on October 27, 2026 and Site Survey Pro on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*