# SOS vs Tornado Warning

The clearest difference is in-app purchases: SOS at none against Tornado Warning's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Tornado Warning sells 1 in-app purchase, starting at $5.99 per 7 days. SOS asks for nothing beyond the download.

## The numbers

| Metric | SOS | Tornado Warning |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 79 MB | 13 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Midhat Becar](https://appshunter.io/developer/1837170400) | [CENTRE YOUR EVENTS LIMITED AI](https://appshunter.io/developer/6772165496) |

## What reviewers say

### SOS

[App page](https://appshunter.io/ios/app/sos-gss/id6751845323)

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

**In-app purchases:** none


### Tornado Warning

[App page](https://appshunter.io/ios/app/tornado-warning-storm-tracker/id6773719113)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tornado Weekly Trial Promo | $5.99 | per 7 days |


## Frequently asked questions

### Is SOS free?

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

### Is Tornado Warning free?

Tornado Warning is free to download, with in-app purchases available.

### Do SOS or Tornado Warning have ads?

Neither SOS nor Tornado Warning 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.*