YouTube leads reach among ad-supported OTT services with 68% reach. Appears In The way people are watching video in the living room is changing. Here’s how Related Content Hear from leading marketers and creators about how they use YouTube 14 unforgettable moments that played out on YouTube The new primetime is personal Related Data Watch time of YouTube on television screens alone tops over 250 million hours per day. 3 X Video viewers said relating to their passions is 3X more important than content featuring famous actors. 1.6 X Video viewers said relating to their passions is 1.6X more important than content with high production quality. YouTube, with a monthly viewership reach of 50%, is No. 2 in reach among all OTT services. YouTube’s 41% share leads watch time among ad-supported OTT services. > Over 50% of 18- to 49- year-olds are either light viewers of TV or don’t subscribe to TV.