# HCSS UGM vs OCA Link

The clearest difference is update cadence: OCA Link at every 5 months against HCSS UGM's every 11 months. OCA Link also leads on iOS requirement (13.0 vs 17.0). 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.

HCSS UGM ships an update every 11 months, OCA Link every 5 months. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | HCSS UGM | OCA Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/oca-link/id1569137756/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 5 months** |
| Monetization | — | Free |
| Size | 60 MB | 37 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Heavy Construction Systems Specialists, Inc.](https://appshunter.io/developer/720784425) | [OHIO CONTRACTORS ASSOCIATION](https://appshunter.io/developer/1569137758) |

## What reviewers say

### HCSS UGM

[App page](https://appshunter.io/ios/app/hcss-ugm/id1445192069)

**Features:** macOS Compatibility

**In-app purchases:** none


### OCA Link

[App page](https://appshunter.io/ios/app/oca-link/id1569137756)

This app provides members of a construction industry association with tools for networking, accessing event resources, and staying updated on industry news. It facilitates communication among conference attendees and allows users to manage their profiles and session notes.

**Highlights:** Profile management, Event resource access, Industry news updates, Online discussion engagement, In-app messaging, Session note management, Alerts and reminders

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HCSS UGM free?

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

### Is OCA Link free?

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

### Do HCSS UGM or OCA Link have ads?

Neither HCSS UGM nor OCA Link shows ads.

### Which is updated more often, HCSS UGM or OCA Link?

HCSS UGM ships an update every 11 months, and OCA Link every 5 months. Most recently, HCSS UGM was updated on October 10, 2026 and OCA Link on October 1, 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.*