Clear
Simple hydration tracking. No ads, no data collection, no subscriptions.
Privacy First, Always
All your data stays on your device. No tracking, no analytics, no "improving your experience" by selling your information.
Why Clear?
Clear is hydration tracking the way it should be — simple, private, and effective. No overwhelming features, no subscription tricks, no data harvesting. Just a beautiful app that helps you stay hydrated and gets out of your way.
How It Works
Clear calculates your personalized hydration goal using clinically-proven formulas based on your body weight, activity level, and lifestyle factors. The app presents this information in a clean, intuitive interface that makes tracking effortless.
Quick Setup
- Enter your weight and activity level
- Set your wake and sleep times
- Choose your notification preferences
- Start tracking with one-tap logging
Technical Excellence
- Local Database: Realm database for fast, reliable data storage
- Privacy by Design: Zero data transmission to external servers
- Performance: React Native with optimized animations
- Offline First: Works completely without internet connection
- Accessibility: Full VoiceOver and screen reader support
- Units: Support for both metric (ml) and imperial (oz) units
- Export: Your data is always accessible and exportable
What People Say
"Finally, a hydration app that doesn't feel like spyware. Simple, beautiful, and it actually works."
"This is what apps used to be like before everything became a subscription service. Just buy it once and it works forever."
Our Promise
Clear is built by a small team that believes essential tools should be simple, honest, and fairly priced. We make money by creating software worth buying, not by harvesting your data or tricking you into subscriptions.
Pay once, own forever. No subscription required, no ads, no data collection. Just a hydration tracker that respects your privacy and helps you build better habits.