Callahorn Resonance

Resonance is a calm space for focus, relaxation, meditation and sleep. Choose an intention, layer in soothing sounds, set a timer, and let the tones do the rest. BINAURAL BEATS Four presets — Focus, Relax, Meditate and Sleep — plus a Binaural Frequency Tuner for dialing in a beat from 0.5 to 40 Hz. AMBIENT MIXER Blend rain, ocean, wind, fire and stream with musical pads, each with its own volume. SOUNDSCAPE PACKS Build your own Stormy Night with four rain textures and two thunder layers, available as an optional one-time purchase. Download purchased packs for offline listening, or use Restore Purchases to recover access to packs you already own. FAVORITES Save your favorite mixes, timer, breathing and spatial settings on your device. GUIDED BREATHING Follow a gentle visual guide for Equal, Coherent, Relax, Box or 4-7-8 breathing. 8D SPATIAL AUDIO Let the ambience slowly orbit around your head for an immersive listen. SLEEP TIMER Sessions from 5 to 60 minutes end with a soft fade and a gentle chime, even with the screen locked. PRIVACY No account is required. No ads or advertising tracking. Optional purchases are processed by Apple; RevenueCat uses anonymous purchase history to manage access, restore purchases, and provide purchase reporting. Core sounds and downloaded packs play offline. An internet connection is required for purchases, restores, and pack downloads. Best experienced with headphones. Resonance is intended for relaxation and general wellbeing. It is not a medical device and is not intended to diagnose, treat or cure any condition.