Deftech Logo DefTune

Hear It. Transcribe It.
Play It.

No software. No uploads.
Just open a file and get the chords and notes you need, quickly.

No credit card required • No uploads

Instant Gratification

Load your track and see the harmonic breakdown instantly. No waiting for cloud processing.

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Privacy First

Your audio never leaves your device. Analysis happens locally at the speed of your CPU.

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Anti-Complex

We stripped away the clutter. Just the tools you need to transcribe and practice.

1

Load Your Audio.

Any MP3, WAV, or AAC file. Files never leave your device.

2

Isolate Frequencies.

Slow down, loop, and tune your track. Use the graphic equalizer to isolate your instrument.

3

Capture the Notes.

Watch the visualizer map the frequencies to a keyboard in real-time.