Smarter hydration.
Science-backed.

Your daily hydration target, calculated from your body weight and training intensity. Not a generic "8 glasses a day" number

Baseline from body weight (ACSM protocol)
Training mode: Easy, Moderate, Hard (Galpin equation)
Smart reminders that adjust to your progress
Widgets, HealthKit sync, no account required
"Hydration is positively associated with HRV" — Greg Grosicki, PhD, WHOOP
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HYDROX app screenshot