YouTube Light Visualizer

by ophirmil12@gmail.com · Just for Fun

Manifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

Real-time music-reactive light visualizer for YouTube. Beat detection, multi-band EQ, 4 scenes.

Users

+16 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#138K

#115K among extensions

Version

1.0

updated 26 Apr 2026

Users

monthly, 6 months

Latest, 15 Oct 2026: 25 usersMove the mouse over the chart for any month

Ratings count

monthly, 6 months

Latest, 15 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About YouTube Light Visualizer

Real-time music-reactive light show that overlays directly on YouTube videos, syncing colors and effects to the beat. Overlays a music-reactive light show directly on any YouTube video. No microphone needed — it taps the video's audio stream directly. Features: - 4 visual scenes: Club sweep, Laser grid, Strobe, Particle rain - 7 color schemes: Warm, Cold, Fire, Arctic, Neon, Auto, Rainbow - Real-time beat detection using spectral flux onset analysis - Live BPM estimation with median filter - Multi-band EQ meters (Sub, Bass, Mids, Highs) - Adjustable sensitivity and opacity - Settings saved between sessions How to use: 1. Open any YouTube video and press play 2. Click the ◈ Light Viz button (bottom-right of page) 3. Click ⚙ to change scene, colors, and sensitivity