Meet Ondara

The Ondara journal

Sound, sleep & focus

Clear, sourced guides to binaural beats, brainwaves and healing frequencies — so you know what you are listening to and why.

Solfeggio frequencies

Solfeggio Frequencies: The Complete Guide (396–852 Hz)

What the Solfeggio frequencies are, what each tone from 396 to 852 Hz is said to do, what the evidence actually shows, and how to use them without the hype.

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Binaural beats for sleep

Binaural Beats for Sleep: Do They Work, and the Best Hz

A clear, sourced look at binaural beats for sleep — how they work, which frequencies to use, and how to listen so you actually fall asleep faster.

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Binaural beats for focus

Binaural Beats for Focus and Studying: The 40 Hz Gamma Guide

How binaural beats for focus work, why 40 Hz gamma gets the attention, and how to use them for studying and deep work without killing your concentration.

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Brainwave frequencies

Delta, Theta, Alpha, Beta, Gamma: Brainwave Frequencies Explained

The five brainwave bands in plain language — what Delta, Theta, Alpha, Beta and Gamma do, and which frequency to listen to for sleep, calm or focus.

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432 Hz vs 528 Hz

432 Hz vs 528 Hz: What's the Difference, and Which Should You Use?

432 Hz and 528 Hz explained without the hype — where the numbers come from, what each is said to do, what the evidence shows, and how to choose.

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