Yes, you can still use your voucher and benefit from 2 years of access to Azoomee Premium. Simply click here and enter the voucher code on the leaflet that came with your tablet.
Also please make sure you haven't signed up for a free trial via the app. If you have you, please click here to see how to cancel any subscriptions you have set up and to ensure you are not charged. You will need to do this before you are able to add a voucher to your account.