TODO_UNIQUE_COPY — 400+ words. Cover the third-eye association, the sixth-tone solfeggio position, and the A4 = 426.00 reference for shifting A5 to 852.
The science
How 852 Hz retuning actually works
Honest, technical answers — including the conversion math, the A4 reference, and what we are and aren't claiming.
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Unlock 852 Hz
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One-time. 852 Hz unlocked forever on this platform. Add other frequencies later for $19.99 each.
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Unlock all 10
$99.99
One-time. 852 Hz plus all 9 solfeggio tunings (174, 285, 396, 417, 528, 639, 741, 852, 963).
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Patent-protected by US Patent 11,836,330 · Built and self-funded by SYQEL INC
The other tunings
Looking for a different frequency?
We make a player for each tuning so you can pick the one that fits what you're after. Every app uses the same patent-protected real-time engine.