YouTube Music Visualizer

Why visualize your YouTube music?

YouTube is already visual, but music videos aren't always what you want. Lyric videos, static album art, podcast recordings, lo-fi beats streams — sometimes the audio deserves better visuals than what the uploader provided.

vizz.fm lets you create your own visual layer for any YouTube audio. Whether it's a full album upload, a live concert recording, or a 10-hour ambient mix, the visualizer reacts to the actual audio content in real time. The music you're already listening to on YouTube suddenly has visuals worth watching.

How to connect YouTube to vizz.fm

Browsers don't have access to what other apps are playing — each app's audio stays isolated. The fix is a virtual audio device: a small piece of software that routes your system audio into the browser. It's a one-time setup that takes a few minutes.

1. Play something on YouTube

   Open YouTube and start playing anything. The audio just needs to be running.

2. Set up a virtual audio device

   This is the one-time setup step. Follow our system audio capture guide for step-by-step instructions for macOS (BlackHole or Loopback) and Windows (VoiceMeeter or VB-Audio Virtual Cable).

3. Open vizz.fm and select Microphone

   In the audio source picker, choose Microphone. Your browser will ask which device to use — pick your virtual audio device. The visualizer will immediately start reacting to your YouTube audio.

Platform notes

Since YouTube runs in the browser, you're already halfway there. The system audio approach captures everything coming out of your computer, so it works whether you're watching a music video, a live stream, or a YouTube Music playlist.

You can run YouTube in one browser tab and vizz.fm in another — or even on a second monitor for a dual-screen setup. The virtual audio device captures at the system level, so it doesn't matter which app or tab is producing the audio.

On mobile?

Virtual audio devices aren't available on phones, but the microphone works as a quick alternative. Play YouTube on a nearby speaker, open vizz.fm, and select Microphone. It won't be as clean as routing audio directly, but in a quiet room it works better than you'd expect.

What can you do with it?

Once YouTube is connected, you have full control over how your music looks. vizz.fm includes dozens of WebGL visualizers — particle systems, waveforms, shaders, 3D meshes — all reacting to your audio in real time. Every visualizer has its own set of controls for colors, speed, intensity, and geometry.

You can also layer on effects like kaleidoscope, bloom, and CRT scanlines. Save your favorite combinations as presets and switch between them mid-song. If you want to go deeper, you can tie any slider to a specific frequency range — bass drives particle size, treble drives rotation, whatever combination feels right.