The Book of Sober

Calculators

Two quick calculators: how much money you’re saving, and what a typical week of drinking adds up to. Everything runs in your browser; nothing you type is sent anywhere.

Money saved

Saved so far
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Per week
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Per month
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Per year
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Units and calories in a typical week

Enter how many of each drink you have (or used to have) in a typical week. Strength and size can be changed to match the label.

Drinks in a typical week
DrinkNumber per weekSize (ml)Strength (% ABV)

Units per week
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US standard drinks
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Calories from alcohol
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Per year
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How this is worked out

  • Units: strength (% ABV) × volume (ml) ÷ 1,000. One UK unit is 10ml or 8g of pure alcohol. Source: NHS, Alcohol units.
  • Guidance: the NHS says that to keep health risks from alcohol to a low level, men and women are advised not to drink more than 14 units a week on a regular basis. The figure is a low-risk guideline, not a target or a safe level. Source: NHS, Alcohol units.
  • Calories: alcohol contains 7 calories per gram, so each 8g unit carries about 56 kcal from the alcohol alone. Sugar and mixers add more: the NHS lists a standard 175ml glass of 12% wine at up to 158 kcal. Source: NHS, Calories in alcohol.
  • US standard drinks: in the United States one standard drink contains about 14 grams of pure alcohol. Source: NIAAA, What is a standard drink?

These calculators give rough estimates for information only. They are not medical advice and can’t tell you whether it’s safe for you to stop suddenly. If you drink heavily every day or nearly every day, or you get shaky, sweaty, anxious or sick without a drink, please talk to a GP or doctor before stopping: alcohol withdrawal can be dangerous. Help & safety