The comment section for streaming.
React together through movies, shows, and live sports, with every comment anchored to the moment it belongs.
Works on
SINK is a companion for anything you're watching or listening to. We never stream content, just the conversation around it.
The comment section for streaming.
React together while you watch, with every comment anchored to the moment it belongs.
Know Before You Press Play
Rate a few movies and SINK learns your taste instantly. See match scores while you browse.
Reactions at the Exact Moment
See what hit everyone at the exact second you're watching — in the browser, comments float right over the video, and the timeline shows where the crowd lit up so you can jump straight to it.
Ask About the Scene, Not the Ending
StoryLens answers with context up to your current timestamp — and now you can talk to the characters themselves. They only know the story as far as you've seen it.
And More
Everything you need for a better viewing experience
Movie Nights, Scheduled
Join curated screenings where the whole crowd shows up at the same time.
Lists Your Friends Vote On
Make a watchlist public and share it — friends vote on what you watch next, and your ratings sharpen your recommendations.
Only What You've Seen
SpoilerShield gates later comments to your playback position unless you deliberately browse ahead.
StoryLens: Your Viewing Companion
Ask about the scene, get caught up after a snack run, or chat with a character — all grounded to your current point, spoiler-aware by default.
SpoilerShield Later timeline comments stay behind your playhead until you choose to browse ahead.
How SINK Works
Find a title, join its shared timeline, or host a private room for your circle.
Four steps to a better shared watch
Demo: Pick your spot
Video demo coming soon
Pick your spot
Search a title or swipe through SINK's discovery deck. See your private group's match score before you commit.
Support SINK
We're a small team building a better way to react together while watching. Become a Founding Member and help keep the lights on.
One-time. No subscription. Get a permanent badge on your profile.
Frequently Asked Questions
Everything you need to know about SINK
Get in Touch
Have questions about SINK? We'd love to hear from you.
Ready tostop watching alone?
Pick a title, join its shared timeline, or invite friends to a private room.