Isn’t AdGuard just DNS?
It isn’t “just” DNS level blocking, no. They have an adblocker for browsers, too. uBlock is using their filters.
other mobile browsers you don’t have any at all
Some have built-in adblockers (ex: Brave, DDG), others support extensions (ex: Safari, Orion).
Spez is really trying to turn Reddit into 9gag, huh?