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Song Key & BPM Finder

Estimate the key, tempo (BPM) and pitch range of audio files in bulk, with a MIDI file of the notes.

Try for free
Audio to MIDI Converter API: MP3, WAV to MIDI, Notes, Key
Audio to MIDI Converter API: MP3, WAV to MIDI, Notes, Keymagnova/audio-to-midi-converter
Title
Tempo (BPM)
Key
Key confidence
+4 fields
Text
Number
Boolean
List
Object

Input

Audio or video file URLs(required):https://upload.wikimedia.org/wikipedia/commons/2/2a/Gymnopedie_No._1_%28ISRC_USUAN1100787%29.mp3+1
Note onset threshold:0.5
Note frame threshold:0.3
Minimum note length (ms):127.7
Include note list in results:false

Output fields

Title
Tempo (BPM)
Key
Key confidence
Lowest note
Highest note
Pitch range
Duration (s)

How it works

Sign up on Apify or log in

The Audio to MIDI Converter API: MP3, WAV to MIDI, Notes, Key Actor is ready to run with the inputs already set for "Song Key & BPM Finder". Sign up or log in and you'll land in Apify Console with a copy of this exact task.

Start the "Song Key & BPM Finder" task

The Audio to MIDI Converter API: MP3, WAV to MIDI, Notes, Key Actor will start running based on the input automatically. You can also change all the input fields, like audio or video file urls, note onset threshold, and more, to match your specific use case.

Receive the "Song Key & BPM Finder" output

Monitor the progress in real time. You will be notified as soon as your dataset is complete and ready for review. Each result includes data such as title, tempo (bpm), key, and more.

Integrate into your workflow

The final output is delivered in JSON, CSV, or Excel format, ready to be plugged into your workflow. You can also run the "Song Key & BPM Finder" task via API.

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