Once you are logged into TeacherTube.com, check under My Account >> Subscription as noted below screenshot:

You will also notice once you are logged into TeacherTube.com, there will be no ads shown throughout the site pages. Please note, in order for ads to be removed and for us to identify you are a Pro User, you will need to be logged in. Otherwise, if you are logged out of TeacherTube.com, ads will still appear. 

***If your Subscription section DOES NOT look like this, contact our support team by visiting https://support.teachertube.com/ and clicking on the Contact support button.***