Calculator

Weekend calorie calculator

Birthday, wedding, BBQ: plan the extra instead of regretting it later.

Infographic: Weekend calorie calculator – bar chart of calories from Monday to Sunday with the daily target as a dashed line
Party, dinner out or cheat day coming up? Spread the extra calories over several days and see your new daily target. Free, runs in your browser.

In short

Formula: less per day = planned extra ÷ number of balancing days. Example: 1,500 extra calories spread over 5 days is 300 fewer per day. Your 2,000-calorie target becomes 1,700 on those days – and the week stays on plan.

Your result

Less per day
– kcal
New daily target on those days
– kcal

Weekfuel does this for you automatically, every day.

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How to plan an extra

  1. Estimate the extra: how much more than a normal day will you eat and drink?
  2. Choose how many days to spread it over – before, after, or both.
  3. Keep the daily cut moderate, ideally under 500 calories.
  4. For a big extra, spread it over two weeks.

Typical extras

Occasionrough extra
Pizza instead of a regular dinner+500 to +900 calories
Brunch with mimosas+600 to +1,000 calories
BBQ with beers+800 to +1,500 calories
Wedding or birthday party+1,000 to +2,000 calories

These are rough ballparks; portions and drinks make a huge difference.

Frequently asked questions

Can I balance calories afterwards?

Yes. Saving before or eating a bit less after makes no difference to your weekly balance. Many people just find saving beforehand more relaxed.

Is a cheat day bad for weight loss?

Not by default. It becomes a problem when one day wipes out the whole week's deficit. More in how to handle a cheat day.