See Vari in Action
No download needed. Try the app right here — log a drink, check your score, and see how smart hydration actually works.
Log a Drink — 2 Seconds
Tap a beverage. Done. Vari counts the hydration value automatically — coffee is 96% water, tea is 99%, juice varies. No manual ml entry.
What are you drinking?
Your Goal Adjusts Automatically
Vari calculates your daily goal from your weight, activity, and real-time weather. No static '8 glasses' — your exact number, every day.
Today’s Goal
Base: 2,450 ml · Adjusted: 3,250 ml
Your Flow Score
One number that tells you how well you hydrated today. Factors in timing (not just total), consistency, and whether you hit your adjusted goal.
Flow Score
7-day avg: 82 · Best streak: 12 days
Apple Health Insights
Vari reads your Apple Health data locally (never sent to our servers) and shows how hydration correlates with your sleep, heart rate, and HRV over 14 days.
Insights
14-day correlations from Apple Health
Days you drank 2.5L+, resting HR averaged 62 vs 65 bpm.
Better hydration correlated with 22 more minutes of sleep.
Slight positive trend. Need more data (7 of 14 days paired).
Smart Reminders
Not dumb hourly alarms. Vari reminds you when you're actually behind — factoring in what you've already drunk, your schedule, and the weather.
Today’s Schedule
Adjusted for 32°C + 45-min run
Your Hydration Plan in 10 Seconds
Personalized for your weight, activity, climate, and health profile. Free 7-day trial. Cancel anytime.
Start Free TrialiOS 15+ · Apple Health sync · No credit card