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Turning music into light. The world's most advanced, realtime music analyzer for visual artists, VJs, and producers to paint with sound

AudioSlice: turning music into light
11ms latency Runs on CPU OSC · Ableton Link Loved by VJs & producers worldwide
Integrates seamlessly with
Every part of the mix

Realtime musical outputs

AudioSlice splits a live mix into eight sources and streams a dedicated set of normalized (ie: [0, 1]) OSC control signals for each one, refreshed end-to-end in 11 ms.

Control signals available for each separated source
Source Loudness Onsets Pan Spread Pitch
Drums & percussion
Kick Yes Yes No No No
Snare Yes Yes Yes No No
Hi-hat Yes Yes Yes Yes No
Toms Yes Yes Yes Yes No
Percussion Yes Yes Yes Yes No
Melodic & voice
Vocals Yes No Yes Yes Yes
Bass Yes No No No Yes
Melodic everything else Yes No Yes Yes No
Loudness
A smooth, normalized level for that source alone. Drive brightness, scale, opacity.
Onsets
A discrete trigger the instant a hit lands. Fire strobes and cuts on the transient.
Pan
Where the source sits in the stereo field. Move visuals left and right with the mix.
Spread
How wide the source is imaged. Map stereo width to blur, dispersion or field of view.
Pitch
Continuous fundamental frequency. Drive hue, position or geometry from the note.
This thing is ******* wild. Works with almost any song, and every drum hit.
Your Featured Artist
VJ & Lighting Designer
Everything you need

Key features

A deep, dependable toolkit built for live performance and studio precision alike.

Works offline

No cloud connection, no login, no account check. It won't die mid-gig because the venue's Wi-Fi isn't working.

Beat & tempo tracking

Locks to the groove and follows tempo changes live. No tapping, no click track required.

Runs on CPU

The model is heavily quantized and tuned, so it sips CPU.

Heavy GPU rendering in TouchDesigner or pixel output from Resolume runs unaffected.

(Actually) realtime stem separation

Vocals, bass, drums and melody pulled apart from a full mix, every 11ms, live, with no pre-rendering.

Works with pure audio

No Pro DJ Link, no click track, no Ableton Link required.

Select any audio source and go.

Sync with Ableton Link

If you want to drive Ableton using AudioSlice's detected beat grid or vice versa, you can do it with a single click.

Save & recall projects

Every mapping and setting can be saved as portable, human-readable JSON.

Cross-platform

One license, native on macOS and Windows, with identical behaviour on both.

Good to know

Learn more

Reviews

“Genuinely the cleanest audio-to-light I've used. It just locks on and stays locked.”

Read more reviews

Help & tutorials

Video walkthroughs and example projects to get you started in minutes.

Requirements

macOS 11+ · Apple Silicon (M1 or later)
Windows 10/11 · 64-bit

Download AudioSlice