How to cancel a subscription

Plain, sourced steps for cancelling a subscription on the App Store, Google Play or the app's own website.

• How to cancel BetterSleep (Apple, Google Play or website)
  Step-by-step: how to cancel BetterSleep on iPhone, Android or the website, what happens to your Premium access, and how refunds work.
• How to cancel Slumber (Apple or Google Play)
  Step-by-step: how to cancel a Slumber subscription on iPhone or Android, how refunds are requested, and what to check if it asks again.
• How to cancel Brain.fm (website or app store)
  Step-by-step: how to cancel a Brain.fm membership on the website or through an app store, what Brain.fm's terms say about timing and refunds.

General information and relaxation, not medical advice. Safety