tone
the centrebinaural listening
A slightly different tone in each ear. Adjust the difference below and listen through stereo headphones. Set the difference to 0 Hz for matching pitches.

Keep Sonalune in your Dock or Start menu and open it like an app.
On macOS Sonoma 14 or later, choose File → Add to Dock, then Add. Open Sonalune from your Dock.
Use the install icon in the address bar when available, or your browser’s menu to install this page as an app. Confirm Install.
An internet connection is needed to load sounds and videos. Keep the app open and your computer awake while listening. Presets stay in the browser or app where you saved them; Safari’s installed app has separate storage.
Choose a sound, set your time and begin.
Save your own settings in the studio to find them here.
gentle arrival
20-minute session
Headphones on · volume low
Explore the solfeggio library or choose your own pitch. Nature is optional.
choose an ambient recording
CC0 recordings: real singing bowls and wind chimes, plus two treatments of an ambient-pad recording. Add nature below if you like. recordings & credits
A slightly different tone in each ear. Adjust the difference below and listen through stereo headphones. Set the difference to 0 Hz for matching pitches.
two tones. one listening space.
Movement and width shape the ambient layers. The binaural pair stays separated.
Real outdoor recordings. Mix them with your own audio below. Soft noise switches off when you first add nature. Bring it back with its slider if you like. Choose a recording, then press listen. Changing recordings keeps a running session playing.
choose a recording to begin
Sharing a brook mix? Credit johnaudiotech — copy the credit here. The credit is also saved inside your WAV.
Silence is included in your session. Bells rest during silence.
breathe naturally
the guide begins with your session
No holds, no need to keep up. Breathe at your own pace or hide the guide whenever you like.
WAV includes your bell and silence settings. Short exports leave at least 8 seconds before silence.