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Orthotropic Biofeedback

Breathe through the nose.
Even while watching.

A gentle interruption whenever the mouth opens during passive screen time. Uses your front camera on-device — nothing is recorded or transmitted.

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Start a session
Clinician connection
Last session
1
2

Closed mouth

Keep your lips gently closed and relaxed, breathing through your nose. Sampling starts when your face is detected.

3
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Mouth opening
Trigger sensitivity 25%
Lower = more sensitive (catches slight lip parting). Higher = requires wider opening.
Nasal

Pick a video

Or paste a YouTube link
Nasal

Library

Videos picked by your clinician and the Nasal team. All open in Nasal so the camera can keep watching for mouth-open events.

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Close your lips
Breathe through your nose.
you
ratio
threshold
baseline
stateclosed
Session
0:00
Mouth open
0:00
Events
0
Session report
Nasal breathing score
/100
Total time
Mouth open
Events
Longest open
5:00
Nice nasal breath.
Great swim!
Time played
Bubbles
Lips sealed
Colors seen
Active swim unlocked!
Try the new mode — steer your fish by tilting your head.

Connect with clinician

Enter the enrollment code your clinician gave you. Your session data will be shared with them privately. No video is ever recorded or uploaded.

Europe & UK
Other regions
Data hosted in Ireland (EU). Covers EU, UK, and EEA patients under GDPR.

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