# Integra System PRO vs SIGMA AOSTA

The clearest difference is update cadence: Integra System PRO at every 3 months against SIGMA AOSTA's every 33 months. Integra System PRO also leads on device support. SIGMA AOSTA's advantage is iOS requirement (11.0 vs 15.0). On price and in-app purchases there is nothing between them.

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

Integra System PRO ships an update every 3 months, SIGMA AOSTA every 33 months. The most recent releases landed on October 10, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Integra System PRO | SIGMA AOSTA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 3 months** | Every 33 months |
| Size | 46 MB | 22 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 12+ |
| Developer | [allSYSTEM 1 srl](https://appshunter.io/developer/1454276533) | [ID&A S.r.l.](https://appshunter.io/developer/1446283055) |

## What reviewers say

### Integra System PRO

[App page](https://appshunter.io/ios/app/integra-system-pro/id1472948753)

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

**In-app purchases:** none


### SIGMA AOSTA

[App page](https://appshunter.io/ios/app/sigma-aosta/id6463710239)

**In-app purchases:** none


## Frequently asked questions

### Is Integra System PRO free?

Integra System PRO is free to download, with no in-app purchases.

### Is SIGMA AOSTA free?

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

### Which is updated more often, Integra System PRO or SIGMA AOSTA?

Integra System PRO ships an update every 3 months, and SIGMA AOSTA every 33 months. Most recently, Integra System PRO was updated on October 10, 2026 and SIGMA AOSTA on September 24, 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.*