
Hydration & Intermittent Fasting: The Secret to Success
Struggling with hunger pangs during your fast? The solution might represent 0 calories. Discover how proper hydration can make your intermittent fasting journey easier and more effective.
Track your daily water intake and build healthy habits
Everything you need to build lasting hydration habits
Customizable notifications throughout your day to keep you on track with your hydration goals
Beautiful visual statistics showing your daily, weekly, and monthly hydration journey
Science-based recommendations tailored to your weight, activity level, and climate
Log your water intake in seconds with one-tap recording designed for busy lifestyles
Track your patterns over time and see how your habits improve week by week
Your data never leaves your device. No accounts, no tracking, complete privacy
Sync with Apple Health and Google Fit to adjust goals based on your activity.
Log coffee, tea, and other drinks with automatic hydration factors
Stay motivated with fun badges and milestones for your progress
Track your daily hydration streak and unlock health benefits as your body adapts. Each milestone brings real improvements to your wellbeing.













Better energy and focus throughout the day
Improved physical performance and endurance
Healthier, more radiant skin
Better digestion and metabolism
Get your personalized daily water intake recommendation based on your body, lifestyle, and environment.
Sources: U.S. National Academies of Sciences (2005), Mayo Clinic, American College of Sports Medicine (ACSM), European Food Safety Authority (EFSA).
Methodology: 30ml/kg body weight • +10% for males (higher muscle mass) • +250-750ml based on exercise intensity • +400ml for hot conditions
⚠️ Disclaimer: This calculator provides general estimates. Individual needs vary based on health conditions, medications, and other factors. Consult healthcare providers for personalized advice. Signs of proper hydration include pale yellow urine and adequate energy levels.
Expert tips, science-backed advice, and practical strategies to help you stay optimally hydrated and healthy.

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View All ArticlesYes! Water Tracker is completely free with no hidden costs or premium features.
All your data is stored locally on your device. We don't collect or share any personal information.
Water Tracker is available for both iOS and Android devices.
Absolutely! Set personalized goals based on your weight and activity level.
Set customizable reminders throughout the day to help you stay on track with your hydration goals.