Natural Harmony
Universal calming, heart coherence
Often called 'Nature's Frequency.' A warm, broad tone that lowers arousal and creates a felt sense of peace.
Tune your pup or kitty with gentle, research-backed frequencies. Layer them, follow a guided session, or set a daily routine, all from your browser. No subscriptions, no fuss. Just calmer pets.

24 friendly tones for dogs and cats. Layer them, mix them, find their favourites.
OpenStep-by-step routines for thunderstorms, vet visits, separation jitters and more.
OpenSchedule calm time. Your browser nudges you when it's chill o'clock.
OpenThe friendly science behind every frequency, written for pet parents.
OpenEvery frequency in the library is tied to a published study in animal audiology, bioacoustics, or vibrational therapy. We cite our sources on every tone.
Read the scienceUniversal calming, heart coherence
Often called 'Nature's Frequency.' A warm, broad tone that lowers arousal and creates a felt sense of peace.
Deep cellular calm, cortisol reduction
The most-studied healing frequency. A core tone for daily wellness sessions and stress relief.
Pain relief, wound healing, calm
The most familiar purr-range tone. Cats settle into it quickly, it sounds and feels like company.
Anxiety reduction, balance
A warm, broad calming tone. Reduces hiding behavior and increases relaxed social presence.
Cozy sub-bass for grounding, gentle gamma for senior brains, and fear-release tones for anxious rescues.
Purr-range comfort, vet-visit calm, multi-cat harmony, and cognitive support for older kitties.