# UGC Annulus Grout vs Construction Master Pro

The clearest difference is in-app purchases: UGC Annulus Grout at none against Construction Master Pro's 2. Construction Master Pro's advantage is update cadence (every 3 weeks vs every 14 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Construction Master Pro sells 2 in-app purchases, starting at $199.00 per month. UGC Annulus Grout asks for nothing beyond the download.

UGC Annulus Grout ships an update every 14 months, Construction Master Pro every 3 weeks. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | UGC Annulus Grout | Construction Master Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 weeks** |
| Size | 14 MB | 46 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Master Builders Solutions Deutschland GmbH](https://appshunter.io/developer/1521874754) | [Hashme Media Inc](https://appshunter.io/developer/1702122783) |

## What reviewers say

### UGC Annulus Grout

[App page](https://appshunter.io/ios/app/ugc-annulus-grout/id6448180865)

**In-app purchases:** none


### Construction Master Pro

[App page](https://appshunter.io/ios/app/construction-master-pro/id6460690202)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO PLAN | $199.00 | per month |
| ENTERPRISE PLAN | $349.00 | per month |


## Frequently asked questions

### Is UGC Annulus Grout free?

UGC Annulus Grout is free to download, with no in-app purchases.

### Is Construction Master Pro free?

Construction Master Pro is free to download, with in-app purchases available.

### Do UGC Annulus Grout or Construction Master Pro have ads?

Neither UGC Annulus Grout nor Construction Master Pro shows ads.

### Which is updated more often, UGC Annulus Grout or Construction Master Pro?

UGC Annulus Grout ships an update every 14 months, and Construction Master Pro every 3 weeks. Most recently, UGC Annulus Grout was updated on October 1, 2026 and Construction Master Pro on October 5, 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.*