About
A small team with one strong opinion about your data.
Relief is made by Exhalo Inc., a Delaware company.
Why Relief exists
So people with migraine can see bad days coming without handing their health history to anyone.
How it’s built
Local-first
Your log and Apple Health data stay on your iPhone and Apple Watch.
No accounts
Nothing to register, and nothing to delete on our side.
What leaves your phone
Pseudonymous usage events, crash logs, purchase records and attribution signals; never your health records. Your location is used only for the weather lookup.
Where Relief is now
- 2025Exhalo Inc. is registered in Delaware
- December 2025Relief reaches the App StoreFor iPhone
- August 2026Relief on Google PlayFor Android
- 28 August 2026Relief 2.0The redesign that follows a whole attack, from the first sign to recovery
- 15 October 2026Relief for Apple WatchWith Relief 2.3
- TodayMore than 100,000 users4.5 on the App Store, in eight languages: English, Dutch, French, German, Norwegian, Polish, Portuguese and Spanish
Who answers for what
Exhalo Inc. answers for the app and this site. Relief has no medical advisers yet, so the guides stay general, make no medical recommendations and list their sources. The app doesn’t diagnose or treat anything.