Watch together. 10 Best Ways to Watch Videos Together with Friends

What I did not like — The service has its playback interface on top of the video from other sites As a host, to start a Watch Party on a FireTV device, you will need to open the Prime Video app on the FireTV device to begin the Watch Party
Alternatively, videos can be added to a playlist of the room like other services by entering the URL They offer a chrome extension to streamline viewing experience along with the website interface

Chrome Web Store

While it's in beta mode, this feature is only available on a computer; it isn't available for smartphones, tablets, or smart TVs.

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Feel Together: Messenger Introduces ‘Watch Together’
Movies are most fun when you watch them with other people
10 Best Ways to Watch Videos Together with Friends
If that sounds more like your style, you'll be pleased to know that lots of online services exist to let you watch YouTube videos together as well
Feel Together: Messenger Introduces ‘Watch Together’
What I did not like — The search bar only plays the first video from YouTube
Netflix Party Netflix has become synonymous with watching TV shows online You can still send text-based chat messages to your friends, but you need to use a different app if you want to use voice chat or video chat while watching the movie
What I did not like — YouTube videos cannot be searched from the site for adding to the playlist The first point to mention is that everyone watching the movie needs an active subscription to whatever streaming service it's on

Feel Together: Messenger Introduces ‘Watch Together’

Click on the seat just like you do while choosing a seat while booking seats for watching a movie in a theatre.

Chrome Web Store
It prompts you to create an account and set up a new party to invite your friends to
10 Best Ways to Watch Videos Together with Friends
What I did not like — No option to play local video files
The 9 Best Ways to Watch Movies Together Online
Depending on the streaming service you want to use, you may need to install the twoseven extension for Chrome or Firefox