Watch Together, Laugh Together, Connect Online
Your Crew, Your Watch
Party
Your Feautured Movies List
Your feautured experience with KAST
Discover the best ways to use this platform
Synchronized Streaming
Perfect sync, no lag. Stream movies and shows in real-time with friends worldwide
Up to 100 Participants
Host watch parties for up to 100 friends with integrated voice, video, and chat.
All Devices, Same Party
Watch together whether you're on phone, tablet, or desktop. No compatibility issues.
Interactive Features
Real-time text chat, voice calls, and video during streams. Feel connected from anywhere.
Multi-Source Content
Access YouTube videos, curated Kast playlists, and third-party content—all in one place.
Premium Membership
Unlock Kast Premium for ad-free streaming, exclusive Kast Mix playlists, and priority support.
Hear What Our Users Are Saying
"I've never felt closer to my long-distance friends. We watch movies
"Kast changed the way our gaming community connects. I stream gameplay while friends react live-it feel like we're all in one room"
"Watching live matches with friends across countries was impossible before Kast. Now match nights feel real again!"
“Even though we live miles apart, Kast makes us feel like we’re in the same room. Movie nights with family feel real again."
"Watching the same movie and discussing it instantly has brought our book club closer than ever. Kast makes group discussions effortless.”
