Bio Journal
Take control of your bladder health
Advanced tracking, intelligent insights, absolute privacy. All your data stays on your device.
Core Features
Everything you need to understand and improve your bladder health.
Liquid Intake Tracking
Track 25+ beverage types with clinical descriptions of their bladder impact.
Smart Voiding Timer
Timer-based tracking with volume calculation, pause/resume, and white noise support.
Trend Detection
Linear regression analysis over 7-180 day periods to identify patterns and changes.
Smart Flagging
Automatic detection of concerning patterns like short voids or frequent urination.
100% Private
All data stored locally using SwiftData. No servers, no tracking, no data collection.
Premium Features
Unlock advanced analytics and insights.
Unlimited History
Access your complete tracking history vs 7-day limit in free version.
Smart Predictions
Machine learning powered predictions for your next void time and risk periods.
Smart Summaries
Daily progress notifications and personalized insights.
Medical Exports
Generate PDF reports and CSV exports formatted for healthcare providers.
Automatic Backups
Keep your data safe with automatic iCloud backups and easy restore.
HealthKit Sync
Optional integration with Apple Health for comprehensive health tracking.
Weather Integration
Correlate patterns with weather conditions and get smart hydration tips.
Achievement System
20+ badges to unlock and track your progress over time.
Who It's For
Bio Journal helps individuals with overactive bladder (OAB), people managing incontinence, post-surgical bladder rehabilitation patients, those tracking UTI patterns, pelvic floor therapy patients, and anyone monitoring hydration habits.
Ready to Take Control?
Start tracking your bladder health today. Free to try, private by design.
Download on App StoreiOS 26+