# HCSS Plans vs COMMAND Center™ Concrete 4

The clearest difference is review sentiment: COMMAND Center™ Concrete 4 at 100% against HCSS Plans's 67%. COMMAND Center™ Concrete 4 also leads on rating (5.0 vs 4.6) and iOS requirement (15.0 vs 17.0). HCSS Plans's advantage is ratings volume (392 vs 5) and update cadence (every 3 weeks vs every 2 months). 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 4.6. That said, the two scores are not equally well evidenced: HCSS Plans has 392 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 67% of HCSS Plans's written reviews are positive against 100% of COMMAND Center™ Concrete 4's.

HCSS Plans ships an update every 3 weeks, COMMAND Center™ Concrete 4 every 2 months. The most recent releases landed on October 14, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | HCSS Plans | COMMAND Center™ Concrete 4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (392 ratings)](https://appshunter.io/ios/app/hcss-plans-revision-control/id1319971186/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/command-center-concrete-4/id1625899714/reviews)** |
| Number of ratings | **392** | 5 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 201 MB | 11 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Heavy Construction Systems Specialists, Inc.](https://appshunter.io/developer/720784425) | [Transtec](https://appshunter.io/developer/971934635) |

## What reviewers say

### HCSS Plans

[App page](https://appshunter.io/ios/app/hcss-plans-revision-control/id1319971186)

This app facilitates real-time collaboration on construction plans for heavy civil projects. It allows teams to upload, annotate, and share PDF plans, ensuring everyone works with the latest revisions. Features include smart revision control, instant document access, and built-in calculators for accurate quantity takeoffs.

**Highlights:** Real-time collaboration, Smart revision control, PDF plan upload and markup, Instant document access, Built-in heavy civil calculators, Location services for field use, Sheet overlays for conflict detection

**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 HCSS Plans free?

HCSS Plans 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, HCSS Plans or COMMAND Center™ Concrete 4?

COMMAND Center™ Concrete 4 is rated higher. HCSS Plans averages 4.6 out of 5 from 392 ratings, while COMMAND Center™ Concrete 4 averages 5.0 from 5 ratings.

### Do HCSS Plans or COMMAND Center™ Concrete 4 have ads?

Neither HCSS Plans nor COMMAND Center™ Concrete 4 shows ads.

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

HCSS Plans ships an update every 3 weeks, and COMMAND Center™ Concrete 4 every 2 months. Most recently, HCSS Plans was updated on October 14, 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.*