Use it as a couples expense calculator
Add income separately, then list shared costs such as housing, food, childcare and transport. You can see the household total while still planning together.
Free family-budget-calculator tool
Free Budget Calculator
Use this monthly budget calculator free of charge to compare household income with everyday expenses, subscription costs and a savings goal. No account is required, and nothing you enter is saved.
✓ Browser-only calculations✓ Couples & family expenses✓ Monthly & yearly subscription view
Monthly income
Add take-home income from one or both partners.
Family expenses
Include rent or mortgage, food, transport, childcare, insurance and other monthly costs.
Subscription Cost Calculator
Annual and quarterly charges are converted into a monthly amount for your budget.
Savings Goal Calculator
Set a goal to see the monthly amount needed and whether your current budget can cover it.
Family Budget Calculator for shared household decisions
A useful family budget starts with take-home income and the costs your household pays each month. This calculator gives couples and families one simple view, without linking a bank account or storing personal information.
Review recurring charges
The Subscription Cost Calculator puts monthly, quarterly and annual services on the same monthly basis so smaller charges are easier to compare.
Give savings a place in the plan
The Savings Goal Calculator shows what you would need to set aside each month, helping you decide whether the goal and timeline are realistic.
Family Budget Calculator FAQ
Is this a free budget calculator?
Yes. It is free to use and does not require a OneFamli account.
Is my information saved?
No. Your entries remain only in the open browser page. Refreshing, closing the page or using Clear removes them.
Can I use it for couples expenses?
Yes. Add income sources for each partner, then enter the shared or household expenses you want to plan.