# iCheck by Heidelberg Materials vs ProQuo

The clearest difference is update cadence: ProQuo at every 6 weeks against iCheck by Heidelberg Materials's every 20 months. ProQuo also leads on iOS requirement (11.0 vs 15.6). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for iCheck by Heidelberg Materials against 5.0 for ProQuo. Both are backed by a comparable volume of ratings — 3 and 6 respectively.

iCheck by Heidelberg Materials ships an update every 20 months, ProQuo every 6 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | iCheck by Heidelberg Materials | ProQuo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/icheck-by-heidelberg-materials/id1167636383/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/proquo/id1476446292/reviews) |
| Number of ratings | 3 | **6** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 34 MB | 67 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HEIDELBERG MATERIALS US, INC.](https://appshunter.io/developer/1061151151) | [WMC IP, INC.](https://appshunter.io/developer/1475862786) |

## What reviewers say

### iCheck by Heidelberg Materials

[App page](https://appshunter.io/ios/app/icheck-by-heidelberg-materials/id1167636383)

This app offers a visual guide to common problems in concrete and masonry. It includes photos of issues, their potential causes, and step-by-step instructions for correction.

**Highlights:** Photo identification of common issues, Listing of potential causes, Detailed corrective actions, Concrete and masonry applications

**Features:** macOS Compatibility

**In-app purchases:** none


### ProQuo

[App page](https://appshunter.io/ios/app/proquo/id1476446292)

Streamline your sales process with an app that enables quick quote creation and automated internal approvals. Electronically send approved quotes to customers and sync jobs directly to your dispatching system. Gain insights from advanced analytics to improve quoting effectiveness and boost profit margins.

**Highlights:** Quick quote creation, Automated internal approvals, Electronic customer quotes, Job syncing to dispatch, Sales process management, Advanced analytics

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iCheck by Heidelberg Materials free?

iCheck by Heidelberg Materials is free to download, with no in-app purchases.

### Is ProQuo free?

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

### Which has better reviews, iCheck by Heidelberg Materials or ProQuo?

iCheck by Heidelberg Materials and ProQuo are both rated 5.0 out of 5 on the App Store, from 3 and 6 ratings respectively.

### Do iCheck by Heidelberg Materials or ProQuo have ads?

Neither iCheck by Heidelberg Materials nor ProQuo shows ads.

### Which is updated more often, iCheck by Heidelberg Materials or ProQuo?

iCheck by Heidelberg Materials ships an update every 20 months, and ProQuo every 6 weeks. Most recently, iCheck by Heidelberg Materials was updated on November 2, 2026 and ProQuo on November 3, 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.*