# IOSI Linee Guida vs SSMatter

The clearest difference is update cadence: SSMatter at weekly against IOSI Linee Guida's every 13 months. IOSI Linee Guida's advantage is iOS requirement (9.3 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.

IOSI Linee Guida ships an update every 13 months, SSMatter weekly. The most recent releases landed on October 26, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | IOSI Linee Guida | SSMatter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Weekly** |
| Size | 58 MB | 13 MB |
| Requires iOS | **9.3** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Ente Ospedaliero Cantonale](https://appshunter.io/developer/1321293362) | [Accademia Italiana Medici Specializzandi s.r.l.](https://appshunter.io/developer/1344217535) |

## What reviewers say

### IOSI Linee Guida

[App page](https://appshunter.io/ios/app/iosi-linee-guida/id1321293363)

**Features:** macOS Compatibility

**In-app purchases:** none


### SSMatter

[App page](https://appshunter.io/ios/app/ssmatter/id6744527823)

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

**In-app purchases:** none


## Frequently asked questions

### Is IOSI Linee Guida free?

IOSI Linee Guida is free to download, with no in-app purchases.

### Is SSMatter free?

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

### Do IOSI Linee Guida or SSMatter have ads?

Neither IOSI Linee Guida nor SSMatter shows ads.

### Which is updated more often, IOSI Linee Guida or SSMatter?

IOSI Linee Guida ships an update every 13 months, and SSMatter weekly. Most recently, IOSI Linee Guida was updated on October 26, 2026 and SSMatter on October 11, 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.*