Wing is 100% guaranteed to give you peace of mind. If you are dissatisfied within 45 days of purchase, send it back for a full refund.

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Peak Flow & FEV1

Cleared by the FDA, Wing measures Peak Flow & FEV1 with medical-grade accuracy.

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Symptom Diary

Track your medications, symptoms, and triggers all in one place.

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Wing Double Check™

Wing confirms your measurements with built-in American Thoracic Society reproducibility check.

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Smart Reminders

Get smart reminders for your medications and Wing measurements.

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Asthma Color Zones

Wing automatically calculates your Asthma Color Zone after each measurement.

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Cloud Sync

Wing securely syncs your data to make sure it's always up to date.

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Tracking & Trends

See trends in your Peak Flow and FEV1 over time.

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Monthly Reports

Easily share a Wing monthly report with your doctor, family, and friends.

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Personal Best Goals

Wing estimates Peak Flow and FEV1 goals based on your age, height, gender, and ethnicity.

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Multiple Patient Profiles

Manage up to 4 profiles (Wing sensors) on one account.


Will my phone work with Wing?

The Wing App available on iPhone and iPad (iOS 9 or later). For iPhone 7 or 7+, simply use Apple’s included "Lightning to Headphone Jack” adapter. The Wing app for Android is in development and anticipated to be released later in 2017.

Who can use Wing?

Wing can be used by anyone with Asthma, COPD, Cystic Fibrosis, or any other repiratory condition. Wing can also be used by Athletes, Runners, Swimmers, Quantified Selfers, Wind musicians, or just for fun! Wing is cleared for use by adults and children 5 years or older.

Do I need a prescription to get Wing?

No prescription needed! Wing is an over-the-counter medical device that is FSA/HSA card eligible!

Can I use one wing Sensor for multiple people?

Wing is a single-person device. For multiple users, you can order multiple Wing Sensors and manage multiple profiles under a single account.