Scaler Detector

Scaler Detector is a macOS music tool for detecting the key, scale, and chords of audio or MIDI in real time or from imported files.

KoalaDSP B.V. com.scalermusic.scalerdetector

What is Scaler Detector?

Scaler Detector is a music-audio app for macOS that helps musicians identify the key, scale, notes, and chords in audio or MIDI material. It is published by KoalaDSP B.V. and is available as both a standalone application and a plugin format for common DAW workflows. Users can analyse full songs, short loops, live performances, or individual instrument parts to understand harmonic content more quickly. The app is useful for producers, songwriters, performers, and learners who want to check chord progressions, find the musical key of a sample, or play along with detected harmony. It also provides an interactive keyboard view and tools for trying compatible chords after detection, which supports sketching ideas and music theory practice alongside production work.

Key features

  • Detect keys, scales, and chords from audio or MIDI in real time
  • Analyse songs, loops, live performances, or individual tracks
  • Drag and drop audio or MIDI files for instant analysis
  • View detected chords, notes, and scales on an interactive keyboard
  • Play compatible chords using Bind to Keyboard
  • Experiment with alternative harmonies using Voice Grouping

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Safety overview

Status: Safe

This is legitimate music-production software. Access to audio or MIDI input is normal for its purpose, and plugin use inside a DAW is expected behavior for this kind of app. If you no longer use it, removing it may also remove plugin components from your music workflow and stop related sessions from loading it until reinstalled.

Recommendation: Keep Scaler Detector if you use it for songwriting, analysis, or DAW-based music work. Remove it only if you no longer need its standalone app or plugin formats, and be aware that projects relying on it may need adjustment afterward.

Common paths

  • /Applications/Scaler Detector.app
  • /Library/Audio/Plug-Ins/Components/Scaler Detector.component
  • /Library/Audio/Plug-Ins/VST3/Scaler Detector.vst3
  • /Library/Application Support/Avid/Audio/Plug-Ins/Scaler Detector.aaxplugin

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