The only hydration tracker that uses peer-reviewed science to show how your drinks actually hydrate you.
Download on the App StoreCoffee at 92%, beer at -10%, spirits at -50%. Based on peer-reviewed research, not guesswork.
Beautiful water wave animation that deepens as you drink more throughout the day.
Alerts for excess caffeine (FDA limits), alcohol (CDC guidelines), and overhydration (hyponatremia risk).
Optional HealthKit integration for water and caffeine — all data stays on your device.
Streak badges and volume milestones to keep you motivated day after day.
Color-coded stacked bars show exactly what you've been drinking over time.
How much each ml counts toward your daily goal:
| Water | 100% |
| Electrolytes | 105% |
| Tea | 95% |
| Coffee | 92% |
| Juice | 90% |
| Soda | 85% |
| Beer | -10% |
| Wine | -30% |
| Spirits | -50% |