Medical-Grade BAC Tracking.
A modern, high-precision Blood Alcohol Concentration tracking app built for Android. Powered by a hybrid math engine combining Widmark with the medical accuracy of Watson.
Requires Android 8.0 or higher.
Built for Insight & Safety
More than just a calculator—a complete history and analytics engine.
Widmark + Watson Hybrid
Uses Widmark's principles for metabolic elimination, but calculates your specific Volume of Distribution using the Watson Formula for medical-grade accuracy.
Live Background Tracking
A persistent foreground service and live Android widget keep you updated on your current BAC and time-until-sober directly from your home screen.
Smart Sessions
Drinks are intelligently grouped into sessions. A dynamic algorithm automatically separates your Friday night out from your Saturday morning brunch.
Advanced Analytics
Visualize your habits with week-view bar charts, month-view calendar grids, and yearly heatmaps entirely drawn natively using custom Canvas.
Under the Hood
CalcMyAlc was developed to demonstrate clean architecture and modern Android development practices.