Device Details


Overview

Name | Version: JB KeyFinder 1.0
Author: JB18
Device Type: Audio Effect
Description: JB KeyFinder is a real-time musical key detection device for Ableton Live!

Use this to detect the key of your favourite tracks and samples.

Audio is analysed with FFT and transformed into a 12-band chromagram representing the relative energy of each pitch, which is used to detect the relative key. You can se the analysis window to 2-bars, 4-bars or 8-bars. 

Enjoy! Please let me know if you have any feedback.

Cheers,

JB

Details

Live Version Used: 12.0.5
Max Version Used: 8.6.2
Date Added: Apr 07 2026 08:11:38
Date Last Updated: Apr 07 2026 20:19:07
Downloads: 0
Website: https://jbfx.gumroad.com/l/keyfinder
License: Commercial
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Comments

In your opinion, how close is this algorithm detection to Auto-Key 2 by Antares ?
Hi Mate, this device uses the Krumhansl-Schmuckler algorithm: https://www.youtube.com/watch?v=Dps2gSiFVbs

In my (biased) opinion I think it stacks up extremely well against the major plugins.

Cheers,
JB

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