PurePitch432 by PurePitch432

PurePitch432 shifts your Spotify and Apple Music streams from 440 Hz to 432 Hz in real time — directly in your browser, with no quality loss.

432 Hz is considered by many listeners, musicians, and researchers to be a more natural, harmonious tuning. Music played at 432 Hz often feels warmer, more relaxed, and easier on the ears.

HOW IT WORKS
PurePitch432 intercepts the audio stream of your streaming service and applies a precise pitch shift of -1.818% using a professional-grade AudioWorklet engine. The result: your music, retuned to natural frequency — instantly, with a single click.

FEATURES
✓ Real-time 432 Hz conversion
✓ Works on Spotify web player
✓ No audio quality loss
✓ Simple one-click toggle
✓ Lightweight — under 60KB
✓ No account required for trial

PRIVACY
PurePitch432 processes audio entirely within your browser. No data is collected, stored, or transmitted.

Start your 7-day free trial — no credit card required.