The best Group Chat alternative to Kast is Metastream, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Kast and 13 are Group Chat Apps so hopefully you can find a suitable replacement. Other interesting Group Chat App alternatives to Kast are Hyperbeam, Kosmi, Watch2Gether and CyTube.
Metastream allows you to watch internet videos with friends. It synchronizes media on websites so you can watch together.
Enjoy movie night online with your long-distance partner, start a watch party with good buddies, or hang out and binge anime with your best friend. Hyperbeam helps you stay close, even when you’re apart.
In reality, Hyperbeam is the main platform and Kast is the alternative. Much easier and better for watching together with friends. Beautiful UI, everything from text to voice chat and no paywalls.
Kosmi is a free real time application and communication platform that offers voice, text and video calls along with games and applications such as SNES Party, NES Party, OpenArena, Poker, Virtual Cardtables, Synced YouTube and Cowatch Video.
Watch2Gether is a service that allows you to watch videos from Youtube, Netflix, Vimeo and other platforms in-sync together with your friends.
CyTube is a web application providing media synchronization, chat, and more for an arbitrary number of channels. The serverside is written in JavaScript and runs on Node.JS. It makes use of a MySQL database to store user registrations, cached media metadata, and data about each...
A website where you can create rooms and chat while watching local video files synchronized with your friends.
WatchWithMe lets you watch movies and shows in perfect sync with loved ones, no matter the distance. Supports Netflix, Prime, and unofficial sites.
This app is free and allows you to have a great time with friends. It works together with the web version so your friends can join from any device.
Web application that enables people to watch the same thing at the same time across the globe while interacting via video and text. Currently supports Netflix, Amazon, YouTube, Vimeo, Crunchyroll, etc.
Jelly Party is a free Chrome & Firefox extension for watching Netflix, YouTube, Disney+ and many more streaming services remotely with friends — in sync. It features integrated text-, voice- and video-chat.
Watch synced videos, draw on screen and live chat while sharing Netflix, YouTube, and Prime Video. Feel there, when you can't be there.
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Kast doesn't really do anything ground breaking that discord streaming won't give me. However Hyperbeam filled the problem of wanting to watch movies with my friends and being able to switch control so others could show off what they wanted. The people running Hyperbeam care about their customers as well!