Of course, you’ll always be able to upgrade to an annual subscription.
To do so, log into the platform, and click on the "Manage Plan" button, in the top right corner of the page.
A popup will open up, showing you your subscription details.
Click on your current subscription, and then click on "Edit Subscription".
Select the Annual option of your preferred plan from the dropdown menu.
Now click on Update Subscription.
You’ll receive an email with the payment confirmation and the invoice attached.