Breastmilk Stock ("Breastmilk Stock: Pump & Stash" on the App Store and Google Play) is developed by Louis Duboscq, an independent developer.
Questions, bugs or ideas: hey@appkickstarter.com. You can also use the Ideas tab inside the app to suggest features and report bugs.
Premium is billed by the App Store or Google Play. To cancel, open your store subscriptions (iPhone: Settings > your name > Subscriptions; Android: Google Play > Payments & subscriptions). To get Premium back on a new phone, tap "Restore purchases" in the app.
Your milk stock stays on your phone. An account is optional: you only create one (email + code, no password) to turn on the cloud backup in Settings > Backup. Details: Privacy policy.
Delete your account and backup: in the app, Settings > Backup > Delete my backup, or without the app.
Apple's standard licence agreement (EULA) applies on iOS.