# PriMus vs Supporto GEC

The clearest difference is update cadence: Supporto GEC at every 6 days against PriMus's every 6 months. PriMus's advantage is iOS requirement (10.0 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.

PriMus ships an update every 6 months, Supporto GEC every 6 days. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | PriMus | Supporto GEC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 days** |
| Monetization | Free | — |
| Size | 2 MB | 11 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ACCA software](https://appshunter.io/developer/461322267) | [GEC Software Srl](https://appshunter.io/developer/1484971113) |

## What reviewers say

### PriMus

[App page](https://appshunter.io/ios/app/primus-platform/id1178047970)

This platform streamlines construction project management by facilitating communication and documentation for all stakeholders. It allows for the detailed recording of daily work, site inspections, and official orders, ensuring a chronological and documented history of the project's progress.

**Highlights:** Electronic daily work log, Project stakeholder collaboration, Documented site inspections, Chronological record of actions, Attachment of photos and documents, Management of service orders

**Features:** macOS Compatibility

**In-app purchases:** none


### Supporto GEC

[App page](https://appshunter.io/ios/app/supporto-gec/id1493257919)

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

**In-app purchases:** none


## Frequently asked questions

### Is PriMus free?

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

### Is Supporto GEC free?

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

### Do PriMus or Supporto GEC have ads?

Neither PriMus nor Supporto GEC shows ads.

### Which is updated more often, PriMus or Supporto GEC?

PriMus ships an update every 6 months, and Supporto GEC every 6 days. Most recently, PriMus was updated on October 11, 2026 and Supporto GEC on October 12, 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.*