# TefraNet vs ADN 24

The clearest difference is ads: TefraNet at none against ADN 24's shown. TefraNet also leads on iOS requirement (10.0 vs 15.1). On price, 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 | TefraNet | ADN 24 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Monetization | Free | — |
| Size | 84 MB | 28 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Istituto Nazionale di Geofisica e Vulcanologia](https://appshunter.io/developer/424180961) | [ADN Italia SPA](https://appshunter.io/developer/1730534749) |

## What reviewers say

### TefraNet

[App page](https://appshunter.io/ios/app/tefranet/id1515454033)

This app collects real-time data on ash and lapilli fallout from volcanic activity. It is designed for Mount Etna but can be used for volcanoes worldwide.

**Highlights:** Real-time ash fallout data, Lapilli fallout information, Volcano monitoring, Global volcano support, Informative alerts

**Features:** macOS Compatibility

**In-app purchases:** none


### ADN 24

[App page](https://appshunter.io/ios/app/adn-24/id6477791227)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TefraNet free?

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

### Is ADN 24 free?

ADN 24 is free to download, with no in-app purchases.

### Do TefraNet or ADN 24 have ads?

ADN 24 shows ads; TefraNet does not.

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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.*