BAC Calculator

Most accurate blood alcohol content calculator — get your BAC and time to sober in 9 quick steps.

Which country are you in?

This determines your legal driving limit

What is your gender?

Affects body water ratio used in calculation

What is your weight?

How old are you?

What is your height?

What types of drinks did you have?

Tap all the types you drank — you can pick more than one

How many of each?

Drag the sliders to set how many of each type

How many hours ago did you drink?

Drag to set when you started drinking

Have you eaten?

Food affects how fast alcohol is absorbed

Your current BAC
0.00%
Status
Peak BAC 0.00%
Estimated Sober Time
Standard Drinks 0
Alcohol Consumed 0g
BAC Over Time
This calculator provides an estimate only. Actual BAC may vary based on individual factors. Never drink and drive.