Called 'Smart Offline' it enables users to save videos 'overnight' using the night data plan. Meet #SmartOffline on YouTube that lets you “Save overnight” using a night data plan. Once selected, the video would get saved in the users' account by next morning and can be viewed offline or in low internet connectivity. By midday online correspondent | Posted 1 hourYouTube has unveiled a new feature for it's Indian userbase. More: https://t.co/SRLvFVol73 pic.twitter.com/0KZvFp8Hbz — Google India (@GoogleIndia) June 9, 2016This is because the data package is cheaper during the night.

Source: Mid-Day June 10, 2016 05:48 UTC