Symptom Tracker: Flare Diary

A gentle daily tracker for living with chronic illness. Keep an honest record of symptoms, pain, migraine attacks and mood in your own words, notice patterns, and bring a clear report to your next appointment.

Download on the App Store

Log your day, your way

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Your own symptoms

Add the symptoms that matter to you and rate each from 0 (none) to 10 (extreme). Note your mood, the weather, medications and a free-text note.

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Migraine attacks

Turn on "Migraine attack" in any entry to log intensity, duration, pain side, features such as aura or nausea, and whether you took an acute medication.

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Body map

Mark where it hurts on a simple front and back body map. (Premium)

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Flare timeline

A color-coded calendar shows good days and hard days at a glance.

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Insights

Log triggers and see which ones you noted on flare days, plus migraine and medication-day counts and the average severity of each symptom over time. (Premium)

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Doctor-visit report

Export a clean doctor-visit PDF, or all of your data as a CSV spreadsheet. (Premium)

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Private by design

Your diary is stored on your device. No account, no sign-up, no tracking, no ads.

Free and Premium

Daily symptom logging is free, and your full history is always free. Premium unlocks the body map, trigger logging and Insights, PDF and CSV export, and daily check-in reminders.

Lifetime

a one-time purchase, no renewal

Annual

billed once a year, renews automatically

Weekly

3-day free trial, then billed weekly

Prices vary by country and are shown in the app before you buy.

Questions

Is Flare Diary a medical device?

No. It is a personal log for informational purposes only. It is not medical advice, a diagnosis, or a measuring device. Always consult a qualified healthcare professional.

Where is my data stored?

On your device. Your diary is not sent to us or to any third party, and we never sell your health data. There is no account and no sign-up. Like other app data, it is included in your normal iPhone or iPad backup if you have device backups turned on.

Is my history locked behind the paywall?

Never. Daily logging and your complete history are always free. Premium adds the body map, trigger logging and Insights, export and reminders.

Which languages is it available in?

The app is available in English, German, French and Spanish.

How do I cancel a subscription?

Manage or cancel anytime in your Apple ID settings. See Apple's guide.

Flare Diary is a personal log for informational purposes only. It is not medical advice, a diagnosis, or a measurement device.