# Rischio Sismico vs AF On

The clearest difference is iOS requirement: Rischio Sismico at 9.0 against AF On's 17.6. 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.

## The numbers

| Metric | Rischio Sismico | AF On |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 11 days |
| Size | 68 MB | 42 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Antonello Alonzi](https://appshunter.io/developer/432050883) | [AF Systems S.p.A.](https://appshunter.io/developer/1788520893) |

## What reviewers say

### Rischio Sismico

[App page](https://appshunter.io/ios/app/rischio-sismico/id1499363378)

**In-app purchases:** none


### AF On

[App page](https://appshunter.io/ios/app/af-on-site/id6740144413)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rischio Sismico free?

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

### Is AF On free?

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

### Do Rischio Sismico or AF On have ads?

Neither Rischio Sismico nor AF On shows ads.

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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.*