# TerraWatch vs Earthwise Disaster Tracker

The clearest difference is in-app purchases: Earthwise Disaster Tracker at none against TerraWatch's 1. Earthwise Disaster Tracker also leads on iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. TerraWatch sells 1 one-off in-app purchase. Earthwise Disaster Tracker asks for nothing beyond the download.

## The numbers

| Metric | TerraWatch | Earthwise Disaster Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Size | 1 MB | 46 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tolga Ulutas](https://appshunter.io/developer/1867266654) | [STEPHEN STRATFORD](https://appshunter.io/developer/381374600) |

## What reviewers say

### TerraWatch

[App page](https://appshunter.io/ios/app/terrawatch/id6762412658)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TerraWatch Pro | $2.99 | one-time |


### Earthwise Disaster Tracker

[App page](https://appshunter.io/ios/app/earthwise-disaster-tracker/id6763575995)

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

**In-app purchases:** none


## Frequently asked questions

### Is TerraWatch free?

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

### Is Earthwise Disaster Tracker free?

Earthwise Disaster Tracker is free to download, with no in-app purchases.

### Do TerraWatch or Earthwise Disaster Tracker have ads?

Neither TerraWatch nor Earthwise Disaster Tracker 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.*