Marques Brownlee is a famous YouTuber with 3,221,583 subscribers,his tech videos reviews are about latest gadgets new phones in the market ,latest software’s ,hybrid automobiles .
Check out his channel https://www.youtube.com/user/marquesbrownlee
Second on the list Lewis Hilsenteger @ UNBOX THERAPY
Lewis brings us all the crazy gadgets from the tech world , he shares his unboxing experience on his YouTube channel and he has 3,736,061 subscribers for his channel . The crazy gadgets he shows on his videos are cool ,fun stuff .
Austin Evans is famous for his gaming reviews and building gaming rigs for the AAA titles within budget, he is a full time gaming and tech reviewer , his extreme detailed videos about what configurations you need to have to run latest games got him 1,306,589 subscribers on his YouTube channel .
check out his channel for Austin Evans
Fourth on the list Linus @ Linus Tech Tips
Linus is famous for his enterprise level reviews on gadgets ,tech related stuff like software’s ,core hardware like hard disks ,server , workstations ,he has 2,341,923 subscribers on his YouTube channel .
This is a group of people who write reviews anything related to android ,google I/O , their videos not only stick to android they also give reviews upon products related to tech ,they have 1,748,820 subscribers on YouTube channel.