Sign up for first user price, 6 months PRO FREE and early testing.
Get the B BottleThe lid monitors how much you drink in the background. No tapping, no logging, no friction. Just drink.
Touch the light ring on the lid to check in — no phone needed. Open the app when you want more depth.
Your target is calculated from your profile, your activity, and the conditions around you. Not 8 glasses. Not a guess.
After a run or ride, it tells you exactly how much to replace and when — backed by peer-reviewed exercise physiology. Reminders arrive when they're useful and stay quiet when they're not.
Automatic intake tracking via the lid. 660ml capacity · 5-day battery · Dishwashable body · Keeps drinks hot or cold.
Busutto iOS App
Included
Pro
$7/mo or $49/yr