# PCTT HCM vs CMS ĐBSCL

The clearest difference is update cadence: PCTT HCM at weekly against CMS ĐBSCL's every 4 months. PCTT HCM also leads on iOS requirement (10.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

PCTT HCM ships an update weekly, CMS ĐBSCL every 4 months. Both last shipped on October 19, 2026.

## The numbers

| Metric | PCTT HCM | CMS ĐBSCL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Size | 200 MB | 25 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NetPlus Corporation](https://appshunter.io/developer/1453138071) | [SOUTHERN INSTITUTE OF WATER RESOURCES RESEACH](https://appshunter.io/developer/1628113690) |

## What reviewers say

### PCTT HCM

[App page](https://appshunter.io/ios/app/pctt-hcm/id6444428229)

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

**In-app purchases:** none


### CMS ĐBSCL

[App page](https://appshunter.io/ios/app/cms-bscl/id6742399064)

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

**In-app purchases:** none


## Frequently asked questions

### Is PCTT HCM free?

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

### Is CMS ĐBSCL free?

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

### Do PCTT HCM or CMS ĐBSCL have ads?

Neither PCTT HCM nor CMS ĐBSCL shows ads.

### Which is updated more often, PCTT HCM or CMS ĐBSCL?

PCTT HCM ships an update weekly, and CMS ĐBSCL every 4 months. Most recently, PCTT HCM was updated on October 19, 2026 and CMS ĐBSCL on October 19, 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.*