963 Hz Tone
Continuous 963 Hz reference tone — play instantly in your browser.
Fixed frequency: 963 Hz (Solfeggio reference)
Download a 963 Hz reference WAV (2 seconds, 44.1 kHz).
What this tool does
A 963 Hz tone vibrates 963 times per second. The highest curated Solfeggio reference in this set. This page locks the frequency so you can listen, compare equipment, or export a WAV without adjusting sliders.
How to use it
Tap Play to unlock audio (required on mobile browsers). Start at low volume, especially with headphones. Switch waveform to hear how harmonics change timbre while the fundamental stays at 963 Hz. Use Download WAV for an offline reference file.
Practical applications
Listeners use 963 Hz as a sustained reference within Solfeggio frequency lists. Musicians may compare it against standard 440 Hz tuning. No medical claims are made — treat this as an audio utility.
Frequently asked questions
Why 963 Hz specifically?
It completes the commonly cited Solfeggio list. Other Hz values are available on our Solfeggio hub.
Is this safe for pets?
Keep volume low. Very high frequencies may bother some animals — supervise and stop if they react.
Last updated: September 2025. Technical values (Hz) are locale-invariant.