AlcoDiaryBAC is a free Android application designed to help users monitor their alcohol consumption and calculate their blood alcohol content (BAC) in real time. By inputting personal characteristics such as gender, age, and weight, users can receive accurate BAC estimations based on their drinking history. The app provides a list of predefined alcoholic beverages and allows users to create custom drinks, making it versatile and user-friendly.

In addition to BAC calculations, AlcoDiaryBAC enables users to track their alcohol intake over time, offering insights into their drinking habits. Users can set personal goals for alcohol consumption, either based on public health recommendations or individual targets, which are visually represented through weekly or monthly statistics. The app serves as a comprehensive tool for individuals looking to manage their alcohol consumption effectively.