Watch apart, react together
SINK time-locks the internet's best reactions to your exact scene—no spoilers ahead.
Works on
SINK is a time-coded comment layer for anything you're hearing or watching. We don't stream content—just the commentary.
Feel the crowd, perfectly synced.
Join rooms for movies, TV, radio & live audio by listening or searching a title. Perfect sync for everything you watch and listen to.
More Features
Additional tools to enhance your viewing and listening experience
EchoTracks
Turn on the commentary tap. Another voice in the pipeline.
SINK Together
Unclog decision fatigue. Find tonight's flow together.
Glow
Highlight iconic comments.
Creator Tools
Build communities, upload tracks, host private rooms.
SpoilerShield — Our foundational technology that keeps endings down the drain. Integrated into Live Comments, StoryLens, EchoTracks, and Glow.
How SINK Works
Get started in minutes. Follow these simple steps to start watching or listening with perfectly synced comments. SINK works for movies, TV, and live audio.
Getting Started
Demo: Install SINK
Video demo coming soon
Install SINK
Download the mobile app or add the browser extension.
Choose Your Plan
Start free and upgrade anytime. All plans include our core features.
Free
Perfect for casual watchers and listeners
Plus
For dedicated enthusiasts
Pro Creator
For creators and power users
Questions about pricing? View FAQ
Frequently Asked Questions
Everything you need to know about SINK
Ready toTurn on the SINK?
Join the moment—wherever you watch or listen. Sync to the second, talk with the crowd. Your content. Your community. Perfectly synced.