VibeStream Record Tools

All tools

BPM & Key Detector

Estimate tempo and musical key locally before remixing, playlisting or distribution.

Your audio file is processed locally in your browser. Nothing is uploaded or stored.

Detect estimated BPM and musical key directly in your browser. This tool helps DJs, producers, remixers, labels and creators quickly estimate tempo and tonal center before remix preparation, harmonic mixing, playlist matching or music distribution.

Results are approximate estimations based on browser audio analysis. Version 1 does not replace Mixed In Key or professional analysis software.

Tempo and key

Local audio analysis

Drag & drop an audio file here

Accepted formats: WAV, MP3, FLAC, M4A, AAC and OGG when supported by your browser.

Tempo Analysis

Key Analysis

Audio Energy Analysis

Quick DJ / Producer Insights

  • remix preparation
  • harmonic mixing
  • playlist matching
  • DJ transitions
  • music production workflows

Technical Audio Information