# SMD Elements® Span Check vs Building Survey Pro

The clearest difference is in-app purchases: SMD Elements® Span Check at none against Building Survey Pro's 2. SMD Elements® Span Check also leads on iOS requirement (13.4 vs 15.5). Building Survey Pro's advantage is update cadence (every 4 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Building Survey Pro sells 2 in-app purchases, starting at $9.99 per month. SMD Elements® Span Check asks for nothing beyond the download.

SMD Elements® Span Check ships an update every 3 months, Building Survey Pro every 4 days. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SMD Elements® Span Check | Building Survey Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 17 MB | 87 MB |
| Requires iOS | **13.4** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Structural Metal Decks Limited](https://appshunter.io/developer/1405620607) | [Building Survey Pro](https://appshunter.io/developer/1862313043) |

## What reviewers say

### SMD Elements® Span Check

[App page](https://appshunter.io/ios/app/smd-elements-span-check/id1405620608)

**In-app purchases:** none


### Building Survey Pro

[App page](https://appshunter.io/ios/app/building-survey-pro/id6756685655)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Subscription | $9.99 | per month |
| One Time Purchase | $11.99 | one-time |


## Frequently asked questions

### Is SMD Elements® Span Check free?

SMD Elements® Span Check is free to download, with no in-app purchases.

### Is Building Survey Pro free?

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

### Do SMD Elements® Span Check or Building Survey Pro have ads?

Neither SMD Elements® Span Check nor Building Survey Pro shows ads.

### Which is updated more often, SMD Elements® Span Check or Building Survey Pro?

SMD Elements® Span Check ships an update every 3 months, and Building Survey Pro every 4 days. Most recently, SMD Elements® Span Check was updated on October 19, 2026 and Building Survey Pro on October 8, 2026.

---

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