The latest update for Vivaldi, which was released earlier today, brings the version number up to 3.8 on both desktop and mobile. The list of changes includes a new way to add bookmarks, redesigned panels, Google's FLoC component blacklisted by default, a built-in cookie crumbler, quick ways to access the Start Page (Android version), and more.
https://www.notebookcheck.net/Vivaldi-3-8-now-available-with-built-in-cookie-crumbler-redesigned-panels-and-more.536291.0.html