Spaced Repetition Card Sets: A new type of card set that incorporates the spaced repetition learning technique. To find out how it works, see this article.
Push notifications: Send push notifications to users either manually or automatically as described here.
Import via FTP/SFTP server: Import users by syncing your portal to a file stored in a remote server. Just follow these steps.
Column reordering: Reorder the columns of your user list in a few clicks.
Tags: Add tags to user profiles as described in this article.
Vimeo URL support: Import video content from Vimeo directly into your cards. For more, see this article.
Promote to admin: Assign administrator permissions to any one of your users in a few simple steps.