Free migraine tools
Migraine Tools
Calculators and checkers built on the same scales headache specialists use, plus a one-page summary for your next appointment. Free, private, and nothing to sign up for.
Prefer a guided path? Start in the Migraine Resource Hub
All free tools
Free tool8 min
Visit summary builder
A one-page summary for your next appointment, built around what headache specialists ask. You can talk your answers in.
Build my summary
Free tool2 min
MIDAS calculator
How many days migraine has cost you over 3 months, and your disability grade.
Get my score
Free tool1 min
HIT-6 calculator
How much headaches get in the way of daily life, from 6 quick questions.
Get my score
Free tool1 min
Do I have migraine?
The 3-question ID Migraine screener that many doctors use.
Take the screener
Free tool1 min
Chronic migraine calculator
Episodic or chronic, and whether guidelines say prevention is due.
Check my days
Free tool2 min
Medication overuse checker
Your medicine days against the ICHD-3 limits for rebound headache.
Check my days
Free tool2 min
Is my preventive working?
Your percent drop in migraine days, and whether it has had a fair trial.
Check my response
Free tool1 min
Caffeine calculator
Your daily caffeine total and where it lands for migraine.
Add it up

