Free Sound Tools

Generate any frequency, beat or noise color instantly in your browser. Every tool is free, runs locally, and pairs with our real healing-music catalog when you want more than a tone.

A single water droplet creating perfect ripples on a still pond

Tone Generator

Free online tone generator.

Concentric ripples spreading across calm water

Frequency Generator

Free online frequency generator.

A soft aurora over a calm horizon — the Earth's own resonance

Schumann Resonance Generator

Free Schumann resonance (7.83 Hz) generator.

Rhythmic wave patterns carved in pale sand dunes

Binaural Beats Generator

Free binaural beats generator.

Two zen stones balanced in perfect rhythm over still water

Isochronic Tones Generator

Free isochronic tones generator.

Soft rain falling on a green leaf in a misty forest

Green Noise Generator

Free green noise generator for sleep.

A lotus flower on still golden water at dawn

Solfeggio Frequency Generator

Free solfeggio frequency generator.

432 Hz Tone Generator

Play a pure 432 Hz tone free in your browser.

A lotus opening on golden dawn water — the miracle tone

528 Hz Tone Generator

Play a pure 528 Hz tone — the “miracle tone” of the solfeggio scale — free in your browser, plus real 528 Hz healing music for longer sessions..

Slow dune waves under soft light — the rhythm of deep sleep

Delta Wave Generator

Free delta wave generator for deep sleep.

Two smooth stones side by side — left and right in harmony

Bilateral Stimulation Sound

Free bilateral stimulation audio tool.