It looks like this is not a mobile device.
The voucher can only be redeemed in the Word Cabin app. This page should be opened on the same mobile device where you intend to use the app.
Step 1: Install the app on this device.
Step 2: Enter the voucher code.
This page should be opened on the same device where the app is installed.
If you encounter any issues while redeeming the voucher, please contact our support team at [email protected].