PocketTube: Youtube Subscription Manager v16.5.3 
Using this simple extension you can create collections that seamlessly fit into YouTube layout. This is easy way to manage Youtube subscription / channels.
This extension enables you to:
★ Create group collections list on YouTube.
★ Group YouTube subscription / channels to collections / group. One YouTube subscription / channel can has few collections
★ Add custom icon for collection. Choice prepare icons or upload own one
★ Show last YouTube videos by collections / group. Play all video by collections using YouTube playlist
★ Auto sync your collections on Android/iOS/Firefox using Google drive and Chrome profile
★ Integration in Youtube main page
★ Filter video by category on Youtube feed subscriptions page
★ Hide watched YouTube video
★ Order by last YouTube activity, a-z, subscription count and custom
★ Catch up your Youtube subscriptions
Become a Patreon to help support the continued development of this plugin if you enjoy it! It takes time to update the extension every time:
Patreon: https://www.patreon.com/join/ysub
Buy me a coffee: https://www.buymeacoffee.com/Zrtfmj5bY
Android: https://play.google.com/store/apps/details?id=com.youtubesubscriptionmanager
iOS: https://apps.apple.com/us/app/pockettube-for-youtube/id1475688814
Chrome: https://chrome.google.com/webstore/detail/pockettube-youtube-subscr/kdmnjgijlmjgmimahnillepgcgeemffb
Facebook: https://www.facebook.com/YoutubeSubM
Twitter: https://twitter.com/YoutubeSubM
Having trouble figuring out how it works? Watch the tutorial videos https://www.youtube.com/watch?v=ElMnRd8tLTU . And please report to me any bug or error you run into!
We use a cookie for saving temporary data (save open popup, last open collection)