How much alcohol to drink?

Calculate your BAC and find out exactly when you'll be sober.

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Already drunk?

Find out your current blood alcohol level and estimated sobering time instantly.

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Planning a party?

Calculate how much alcohol you need to buy and set limits for a safe night out.

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Stay Responsible

Science-based calculations considering gender, weight, and drink strength.

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Customer Support

Have questions or feedback about the alcohol calculator?