Pure frequencies.
Nothing else.
An Android app for focus, meditation and relaxation.
Get Only Hz on Google Play
Free 3-minute sessions at 432 & 528 Hz. Optional one-time full unlock.
- Pure sine tones
- Simple interface
- No ads
- No subscriptions
Explore the nine Solfeggio frequencies.
Discover their spiritual associations and the 15-, 30- and 60-minute journeys.
Read the frequency guide