PCMag editors select and review products . If you buy through affiliate links, we may earn commissions, which help support our testing.Among , Vivaldi is one of the more compelling ones, especially because of how minutely customizable it is. Today the  launches on Android and updates to Version 3.0, which adds web tracker blocking, built-in ad blocking, and a clock with timer capability.Vivaldi's something of an underground hit among web cognoscenti, and was a project of one of the Opera browser's original founders, Jon von Tetzchner. In case you forgot, Opera innovated many browser...…PCMag editors select and review products . If you buy through affiliate links, we may earn commissions, which help support our testing.Among , Vivaldi is one of the more compelling ones, especially because of how minutely customizable it is. Today the  launches on Android and updates to Version 3.0, which adds web tracker blocking, built-in ad blocking, and a clock with timer capability.Vivaldi's something of an underground hit among web cognoscenti, and was a project of one of the Opera browser's original founders, Jon von Tetzchner. In case you forgot, Opera innovated many browser...WW…