Tools
Free tools, no signup.
Practical answers to the questions every CPAP user asks. Built because the existing internet answers are either three medical paragraphs deep or a forum thread from 2014.
Replacement schedule
Most popularWhen to replace every part of your CPAP.
Pick your machine. We'll generate a personalized 12-month replacement calendar — filters, hose, cushions, water chamber, headgear — that you can download to Apple/Google Calendar, print, or share.
Open the toolAHI interpreter
What your AHI score actually means.
Type the number your CPAP showed this morning. We'll explain what it means in plain English, where it sits relative to the population, and the questions worth asking your doctor.
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Coming next
CPAP travel guide · Mask leak sound library · Pressure-setting explainer.
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