Choose your audio
Select a supported audio file, or drag it into the upload area above.
Key BPM Finder
Detect musical key and tempo automatically.
Click or drag an audio file here
Supported formats: MP3, WAV, FLAC, M4A, OGG
Supports MP3/WAV/FLAC/M4A/OGG, up to 50MB
Upload, preview and download
Choose the tool for the output you need, upload the file, and sign in to submit. Check the displayed credit cost, wait for processing, then preview and download the results from your task page.
Choose the tool for the output you need, upload the file, and sign in to submit. Check the displayed credit cost, wait for processing, then preview and download the results from your task page.
Limits and result quality
Upload MP3, WAV, FLAC, M4A or OGG within the displayed limits (currently 50 MB). Separation may leave bleed or artifacts. Keep a local copy of your results: server storage is temporary. Available download formats are shown for each task.
New accounts currently receive 10 trial credits. Processing consumes credits; additional credits are sold as one-time packs. Check the pricing page and task cost before submitting; the service is not unlimited free processing.
Experience the Power of Key BPM Finder
Detect musical key and tempo automatically.
How to Use Key BPM Finder in 3 Steps
Analyze key and tempo
Start the analysis to detect the tempo, musical key, and confidence.
Get your result
Read the BPM, key, and confidence directly on this page.
Explore Key BPM Finder
Key BPM Finder
Detect musical key and tempo automatically.
Supported audio formats
Supports MP3/WAV/FLAC/M4A/OGG, up to 50MB
A clear workflow
Sign in to process audio. Follow task progress, preview the result, and download your tracks.
Frequently Asked Questions About Key BPM Finder
Which audio files can I use?
Supports MP3/WAV/FLAC/M4A/OGG, up to 50MB
Is Key BPM Finder available now?
Sign in to process audio. Follow task progress, preview the result, and download your tracks.
Where can I get the result?
Read the BPM, key, and confidence directly on this page.