Find the chords of any song
Upload an audio file, paste a YouTube link, or capture live audio from your microphone or browser tab. Detect chords, key, and chord progression instantly — all in your browser, nothing leaves your machine.
🎯 Real-time Detection
🔒 100% Private
🎹 Chords & Key
🆓 Free Forever
Drop an audio file here
or click to browse ·
MP3 WAV FLAC OGG
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Supports
Fetching audio stream…
youtube.com/watch?v=, youtu.be/
Choose an audio source to capture:
Requires HTTPS or localhost · Chrome 104+, Firefox 91+, Safari 17+
Analyzing audio…
Detected Key
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Now Playing
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Progression
0:00 / 0:00