# SmartRock vs COMMAND Center™ Concrete 4

The clearest difference is review sentiment: COMMAND Center™ Concrete 4 at 100% against SmartRock's 67%. COMMAND Center™ Concrete 4 also leads on rating (5.0 vs 4.6). SmartRock's advantage is update cadence (every 2 weeks vs every 2 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

COMMAND Center™ Concrete 4 holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 13 and 5 respectively. Written reviews point the same way: 67% of SmartRock's written reviews are positive against 100% of COMMAND Center™ Concrete 4's.

SmartRock ships an update every 2 weeks, COMMAND Center™ Concrete 4 every 2 months. The most recent releases landed on August 13, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | SmartRock | COMMAND Center™ Concrete 4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (13 ratings)](https://appshunter.io/ios/app/smartrock/id1109061628/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/command-center-concrete-4/id1625899714/reviews)** |
| Number of ratings | **13** | 5 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 80 MB | 11 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Giatec Scientific Inc.](https://appshunter.io/developer/926534089) | [Transtec](https://appshunter.io/developer/971934635) |

## What reviewers say

### SmartRock

[App page](https://appshunter.io/ios/app/smartrock/id1109061628)

Monitor concrete projects in real-time with sensor data. Receive custom notifications, generate quality assurance reports, and manage team access. Seamlessly transmit data for advanced analysis and long-term storage.

**Highlights:** Real-time concrete data monitoring, Customizable threshold notifications, Quality assurance report generation, Data transmission to Giatec 360, Team access management

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

**In-app purchases:** none


### COMMAND Center™ Concrete 4

[App page](https://appshunter.io/ios/app/command-center-concrete-4/id1625899714)

Monitor concrete temperature and maturity in real-time. Transmit data wirelessly to the cloud for remote access and analysis. Generate reports and receive alerts for project specifications.

**Highlights:** Monitor concrete temperature history, Calculate maturity and evaluate strength, Wireless data transmission to cloud, Remote access from anywhere, Real-time alerts via text/email, Create and export reports (PDF, Excel), Organize sensor data by project

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

**In-app purchases:** none


## Frequently asked questions

### Is SmartRock free?

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

### Is COMMAND Center™ Concrete 4 free?

COMMAND Center™ Concrete 4 is free to download, with no in-app purchases.

### Which has better reviews, SmartRock or COMMAND Center™ Concrete 4?

COMMAND Center™ Concrete 4 is rated higher. SmartRock averages 4.6 out of 5 from 13 ratings, while COMMAND Center™ Concrete 4 averages 5.0 from 5 ratings.

### Do SmartRock or COMMAND Center™ Concrete 4 have ads?

Neither SmartRock nor COMMAND Center™ Concrete 4 shows ads.

### Which is updated more often, SmartRock or COMMAND Center™ Concrete 4?

SmartRock ships an update every 2 weeks, and COMMAND Center™ Concrete 4 every 2 months. Most recently, SmartRock was updated on August 13, 2026 and COMMAND Center™ Concrete 4 on September 10, 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.*