Chrome Extension · Free

Watch videos together,
in perfect sync

Pause, play, and seek stay in lockstep across two screens. No screen sharing, no lag, no accounts — just press play.

Add to Chrome — it's free View on GitHub
Real-time sync 💬 Chat & reactions 🔒 No accounts needed 🎬 Any HTML5 video 🌐 YouTube, Vimeo & more 🎯 Drift correction
How it works
01

Install on both browsers

You and your partner each add Duet to Chrome — takes about 10 seconds.

02

Create a room

One person clicks "Create a room" and shares the 6-character code.

03

Open the same video

Both navigate to the same video on YouTube, Vimeo, or any HTML5 site.

04

Press play. You're in sync.

Every pause, seek, and reaction stays in lockstep automatically.