# eFieldDATA vs COMMAND Center™ Concrete 4

The clearest difference is rating: COMMAND Center™ Concrete 4 at 5.0 against eFieldDATA's 3.1. COMMAND Center™ Concrete 4 also leads on review sentiment (100% vs 63%). eFieldDATA's advantage is update cadence (monthly vs every 2 months) and ratings volume (17 vs 5). On price, ads, in-app purchases and monetization model 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 3.1. Both are backed by a comparable volume of ratings — 17 and 5 respectively. Written reviews point the same way: 63% of eFieldDATA's written reviews are positive against 100% of COMMAND Center™ Concrete 4's.

eFieldDATA ships an update monthly, COMMAND Center™ Concrete 4 every 2 months. The most recent releases landed on September 16, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | eFieldDATA | COMMAND Center™ Concrete 4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (17 ratings)](https://appshunter.io/ios/app/efielddata/id1315700444/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/command-center-concrete-4/id1625899714/reviews)** |
| Number of ratings | **17** | 5 |
| Positive reviews | 62.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 59 MB | 11 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vconnex Services, Inc](https://appshunter.io/developer/1062047457) | [Transtec](https://appshunter.io/developer/971934635) |

## What reviewers say

### eFieldDATA

[App page](https://appshunter.io/ios/app/efielddata/id1315700444)

Streamline field data collection and lab management for construction materials testing and geotechnical services. Generate industry-standard reports on the go, ensuring compliance and efficiency.

**Highlights:** On-the-go field data collection, Lab management, Industry standard reporting (ASTM & AASHTO), Construction Materials Testing (CMT), Geotechnical Engineering, Inspection Services

**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 eFieldDATA free?

eFieldDATA 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, eFieldDATA or COMMAND Center™ Concrete 4?

COMMAND Center™ Concrete 4 is rated higher. eFieldDATA averages 3.1 out of 5 from 17 ratings, while COMMAND Center™ Concrete 4 averages 5.0 from 5 ratings.

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

Neither eFieldDATA nor COMMAND Center™ Concrete 4 shows ads.

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

eFieldDATA ships an update monthly, and COMMAND Center™ Concrete 4 every 2 months. Most recently, eFieldDATA was updated on September 16, 2026 and COMMAND Center™ Concrete 4 on September 29, 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.*