Support
Hydrabit help center
The widget is not updating
Long-press the widget, choose Edit Widget, and confirm it. Reopening Hydrabit will force it to sync.
Hydrabit is asking for Health permission again
Open Settings → Privacy & Security → Health → Hydrabit and turn Water back on.
Restore a subscription on a new phone
Open Hydrabit, go to Settings, and tap Restore Purchases while signed in with the same Apple ID.
Cancel Hydrabit Plus
Open Settings → your name → Subscriptions → Hydrabit → Cancel Subscription.
Get your data off the app
Your history is available in Apple Health if you enabled that permission. Search for Water in the Health app.