Moonbird, for the nights your head won't turn off

Hold it in your hand and breathe along. It sets a slow rhythm your body can follow back down, with no screen to look at and nothing to take.

4.7/5from 850+ reviews on
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Color: Soft White
Handheld device with heart rhythm sensor and tactile breathing guidance
Exercise customization to match your goals and preferences
Biofeedback and insights on every session
Wearable connection: Oura, Apple Health & Google Health
Personalized breathing pace tuned to your unique physiologyPremium
Aura, your AI breathing coach, with real-time guidance and soundscapesPremium
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Pay with HSA/FSASave an average of 30%
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30-day trial period
100% money-back guarantee
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better subjective sleep quality after four weeks, reported by people who came in with sleep problems.

Four weeks of moonbird, measured against how they slept before.

Thirty-nine people with sleep problems used moonbird at home for a month. They reported falling asleep faster, sleeping more restfully, and functioning better the next day. It was a pre-post pilot with no control group and the outcomes are self-reported, so treat it as early evidence rather than proof.

See the research
28%
faster to fall asleep
30%
more refreshing sleep
32%
less daytime dysfunction
39
people, over four weeks

Vermeylen et al. 2022, Frontiers in Digital Health

The nights people bought it for

Trustpilot

Verified Trustpilot reviews, curated for sleep

moonbird helps me fall back asleep when I wake up at 3am.
It helps enormously to fall asleep, and to fall back asleep when you wake up a lot at night. Ideal for overthinkers, because you focus on your breathing instead of your thoughts.
After years of sleep problems, I have finally found the solution. And when I wake up at night, it is easier to fall back asleep.
The Moonbird has also been really helpful for my husband and I, whether we need it during a stressful time at work, have trouble getting to sleep, or wake up and can't get back to sleep.
The big advantage for me is that you don't need a smartphone when you wake up at night.
I fall asleep wonderfully with it, and when I wake up at night it helps me get back to sleep quickly.
The big advantage of moonbird is that you don't have to listen to instructions, you feel what to do.
The device aids in anxiety relief, settling down for sleep, and getting back to sleep in the middle of the night.

How it works

Our technology

Breathing you can
feel in your hand.

No screen to follow, no counting, no audio to concentrate on.

Tactile breathing technology

It expands and contracts in your hand. Touch carries the rhythm, so it works with your eyes closed.

Developed with physicians

Built with sleep physicians and neurologists, alongside people who could not sleep. The idea came from someone who could not sleep themselves.

Reimbursed by 5 health insurers

Zilveren Kruis, Menzis, ONVZ, CM and Helan. In the US, pay with HSA or FSA.

The nights people buy it for

Tired but wired

Too tired to function, too alert to sleep, and increasingly worried about both. A few slow minutes before bed, or in the middle of the night when it happens.

Bedtime without the phone

The phone is the thing within reach at 3am, and it never helps. moonbird is what you hold instead: no light, no feed, nothing to scroll.

moonbird device held in a hand

A head that will not stop

Body exhausted, mind still going, replaying today and rehearsing tomorrow. The tactile rhythm gives your attention somewhere to sit when your thoughts will not settle.

Waking at 3am

The reason we hear most from people who buy it for sleep. Awake for no reason, then awake for hours, doing tomorrow’s worrying in advance. Something to hold gives your body a rhythm to follow instead.

Everything you need to build a practice that sticks

moonbird unboxing

The device

Tactile breathing guidanceExpands and contracts in your hand to guide your rhythm
Soft, skin-safe siliconeDesigned to feel natural in your hand
2-hour battery lifeRechargeable via magnetic charging cable
Heart rhythm sensorOptical PPG sensor measures heart rate and HRV in real time
In the box
Moonbird breathing coach
Magnetic charging cable
Protective pouch
Quick start guide
moonbird app in use

The app

Exercise customizationChoose your own pace, connect your device for in-session data
Library of breathing exercisesStandard exercises with spoken coaching and tactile guidance
Breathwork contentLearn why it works and how different techniques affect your nervous system
Wearable connectionOura, Apple Health & Google Health for sleep, HRV, and recovery data
Biofeedback and insightsIn-session metrics, real-time biofeedback, and health trends over time
AuraPremiumAura interacts with you in real time, combined with soundscapes matched to your mood
Personalized breathing pacePremiumDiscovers your optimal rate for relaxation, focus, and sleep; every session adapts to your body
Advanced insightsPremiumDetailed HRV, breathing-heart sync, and recovery scores
Nervous system visualization showing how breathing activates the vagus nerve

Why the right breathing rhythm changes how you feel

moonbird works by activating the vagus nerve, the main pathway between your brain and your organs. Breathe at the right rhythm and it switches on: heart rate drops and your body shifts out of fight-or-flight.

That is why a generic pace does not cut it. The rhythm that works best is specific to your body.

"Slow breathing impacts and reduces your stress levels."
Dr. Steven LaureysProfessor of Neurology · Coma Science Group, GIGA-Consciousness, University of Liegeco-author, Honinx 2025

Moonbird measures, intervenes, and adapts. That's how it closes the loop.

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For the nights your head will not turn off.

Try it for 30 nights. If it does not change your nights, send it back for a full refund.

30-day trial periodTry it risk-free at home
100% money-back guaranteeNot convinced? Full refund
Free shipping, free returnsNo hidden costs

Common questions

No. moonbird works on its own, with the exercises already on the device. That is the point at 3am: no phone to find, no screen to unlock, no bright light. The app is for the next morning, if you want to look back at what happened.

The basic app gives you everything to get started: breathwork content, a library of exercises, exercise customization, wearable connection, and biofeedback and insights. The premium app adds two things: Aura, your AI breathing coach who guides and responds to you in real time; and a personalized breathing pace that adapts every session to your body.

A learning process discovers your optimal breathing rate, ratio, and what moves the needle most for you. It provides distinct recommendations for relaxation, focus, and sleep, and every session adapts over time as it learns more about your body.

Most sessions are 2 to 10 minutes. In our data, sessions as short as 2 minutes show significant mood improvement. Waking in the night is different from a planned session: there is no length to complete, you simply breathe along for as long as you want to. What matters most is breathing at the right rate, not how long you breathe.

Yes, you can cancel anytime. Your subscription will remain active until the end of the current billing period, and you'll keep full access to the basic app with all its features after that. There's no lock-in.

You can return moonbird for free within 30 days. No questions asked. That gives you 30 nights to find out whether it does anything for you, which is long enough to know. Return shipping is free, and the device carries a two-year warranty.