About the Household Budget Calculator
Household budget for families: combined income and shared expenses like rent, groceries, childcare and utilities.
Also known as: family budget, home budget planner.
How to use this calculator
- Enter monthly income, expenses (name: amount, one per line).
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Left over = income − Σ expenses
Worked example
Using the values pre-filled in the calculator above:
- Monthly income = 7,200
- Expenses (name: amount, one per line): Rent/mortgage: 1900 Groceries: 850 Childcare: 900 Utilities:…
the calculator returns:
- Left over: 2,010
- Total expenses: 5,190
- Savings rate: 27.92%