Compound is made by one person, and mail goes straight to them.
Found a bug, hit something confusing, or have a question the answers below don't cover? Email is the whole support system, and it works.
[email protected]On your iPhone. There is no account and no cloud. Your history, progression, and settings are files in the app's private storage. Backing up your phone backs them up too; deleting the app deletes them. The details are in the privacy policy.
Two things: saving your completed workouts to Health, and showing live heart rate and calories during a session when you wear the watch. It's optional — decline it and everything else still works. You can change your mind any time in Settings → Privacy & Security → Health → Compound.
It installs alongside the iPhone app. If it isn't on your watch, open the Watch app on your phone, scroll to Available Apps, and install Compound from there. The watch mirrors the phone during a session, so it needs the phone app to do the thinking.
Subscriptions are billed by Apple, so they're managed in your device's App Store settings (App Store → your profile → Subscriptions). For refunds, Apple handles those directly at reportaproblem.apple.com.