HomeCalculatorsEngineering & Physics CalculatorsBAC CalculatorBAC Calculator Estimate your Blood Alcohol Concentration (BAC) instantly with our easy-to-use BAC Calculator. Enter your details, choose your drink, and get accurate insights on your impairment level. Stay informed, stay safe!FacebookTwitterPinterestWhatsApp Weight Units KgLbs Gender MaleFemale Alcohol Type Beer (5%)Wine (12%)Spirits (40%)Other Alcohol Percentage (%) Number of Drinks 2 Hours Since Drinking Began 1Your BAC: 0.00Your BAC is zero or negligible.Hours / Drinks12345678910 More ToolsBtu CalculatorDew Point CalculatorHeat Index CalculatorOhms Law CalculatorResistor Color Code CalculatorVoltage Drop Calculator