Water Requirement

Content rating
Everyone
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Merge entertainment and productivity together through Water Requirement. fk.system designed this system just for you. Check Health & Fitness for details.

Official Guide To Get Water Requirement

For your health, keep track of how much water you drink each day!

This is an app that lets you easily and simply record your hydration.

You can obtain the temperature and humidity of your current location and use them as a reference for the amount of hydration you need for that day.

Why not start recording your hydration volume today to maintain your health?

・Simple and easy-to-read screen
・No complicated operations
・Records hydration intake up to one month in advance
・Automatically displays weather information for your current location.

On hot or dry days, the amount of water lost through sweating increases.
Try to drink more water.
Stay hydrated to stay healthy.
Updated on
Aug 16, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    about how developers declare sharing
  • No data collected
    about how developers declare collection
  • Data isn’t encrypted
  • Data can’t be deleted

What’s new

Optimized for the latest OS.