iOS App

Track CVS episodes
when it matters most

CVS Tracker helps parents log and monitor Cyclical Vomiting Syndrome episodes — privately, offline, and ready the moment symptoms begin.

Download on the App Store

Coming soon to the App Store · Free to download


Understanding CVS

What is Cyclical Vomiting Syndrome?

Cyclical Vomiting Syndrome (CVS) is a rare condition characterised by recurring episodes of severe nausea and vomiting, separated by symptom-free periods. Episodes can last hours or days and often follow a predictable pattern unique to each individual.

CVS is most common in children but can affect adults too. Because episodes can strike at any time — often in the early hours of the morning — parents need a quick, reliable way to log what's happening without hunting through old notes.

For more information about CVS, visit the Cyclic Vomiting Syndrome Association (CVSA).


What it does

Built for the moments
you can't afford to fumble

One-tap episode logging

Start tracking the moment symptoms begin. Log vomiting events, medicines, and notes in seconds.

Night mode

A low-brightness, large-button interface designed for use in a dark room at 3am without waking your child.

Medicine tracking

Log each medicine given with dosage and timing. Get reminders when the next dose is due.

Episode history

Every episode is saved locally. View your full history, frequency patterns, and duration over time.

Doctor reports

Generate a clear episode summary to share with your child's medical team at appointments.

Cloud sync (Premium)

Sync securely across devices and share access with a partner or carer, so everyone stays informed.

Multiple child profiles

Track episodes for more than one child in the same app, each with their own separate history.

Fully offline

Everything is stored on your device. No account needed to use the core features.


🔒

Your data stays on your device

CVS Tracker stores everything locally by default. No data is ever sent to a server unless you choose to enable cloud sync. Your child's health information is never sold or shared. Read the full privacy policy →

Ready when you need it

Free to download. Works offline. No account required.

Download on the App Store
CVS Tracker is not a medical device. It does not provide medical advice, diagnoses, or treatment recommendations.
Always consult a qualified healthcare professional regarding your child's care.