You can use either of these methods to find out how much data you have left:

Using the MobiMatter app

1. Download our app from Apple App Store or Google Play.
2. Log in with the same email address you used to purchase your eSIM package.
3. Go to Profile > Order History 
4. Click on the package you want to inspect, and see the usage data.

Using MobiMatter website

1. Go to the MobiMatter Website check usage screen.
2. Enter your order number to get your usage data.