Monthly Budget Calculator
Enter your income and expenses below to see your expense-to-income ratio, monthly leftover, and how your budget compares to the 50/30/20 rule. No account needed.
Monthly Take-Home Income
Monthly Expenses
Want a breakdown based on real spending data?
This calculator uses numbers you enter. MindsBudget reads every transaction in your bank statement — no manual entry, no estimates. See exactly where your money is going.
How to use this budget calculator
Enter your monthly take-home pay — after taxes and deductions — then fill in each expense category. The results update instantly as you type. Use your best estimates for variable categories like groceries and transportation; you can refine later.
The goal is directional clarity, not precision. If your expense ratio surprises you, that is valuable information. Most people underestimate subscriptions and food by 20–30% when budgeting from memory rather than actual transaction data.
The 50/30/20 budget rule explained
The 50/30/20 rule divides take-home income into three buckets. Fifty percent covers needs — housing, utilities, food, transportation, and minimum debt payments. Thirty percent covers wants — dining out, entertainment, and subscriptions you choose. Twenty percent goes to savings, investments, or extra debt payoff.
This rule is a starting framework, not a strict law. In high cost-of-living cities, housing alone often pushes needs above 50%. Lower incomes face real constraints on hitting 20% savings. Use it as a diagnostic: if your needs bucket exceeds 60%, that is where to focus — not your coffee habit.
- Needs = housing + food + utilities + transport + minimum debt payments
- Wants = dining, entertainment, non-essential subscriptions, hobbies
- Savings = emergency fund, retirement contributions, extra debt payoff
- If housing alone exceeds 35% of income, it crowds out most other flexibility
- Subscriptions are the most frequently underestimated "wants" category
What is a healthy expense-to-income ratio?
Your expense-to-income ratio is total monthly expenses divided by monthly take-home pay. Below 70% is excellent — significant savings margin. 70–80% is healthy. 80–90% is tight but manageable. Above 90% is living paycheck to paycheck. Above 100% means you are spending more than you earn.
Most people are surprised to find their actual ratio is higher than their mental estimate. Bank statement analysis surfaces recurring charges — auto-renewing subscriptions, annual fees, membership charges — that manual budgets consistently miss. That gap is what MindsBudget is designed to close.
Save this tool for your next budget review
Bookmark or pin this budget calculator for your monthly check-in — before paying bills, after a pay raise, or when you want to reset your spending plan.
Frequently asked questions
Is this budget calculator free to use?
Yes, completely free. No account required. For a deeper analysis based on your actual transaction history, create a free MindsBudget account and upload your bank statement.
What is the 50/30/20 rule?
The 50/30/20 rule suggests allocating 50% of after-tax income to needs (housing, food, utilities, transport, minimum debt payments), 30% to wants (dining, entertainment, subscriptions), and 20% to savings or extra debt payoff. It is a useful starting framework — your ideal ratios will vary based on income, location, and goals.
What is a healthy expense-to-income ratio?
Most financial planners recommend spending no more than 80% of take-home income, leaving 20% for savings or debt payoff. An expense ratio above 90% typically indicates living paycheck to paycheck. Above 100% means expenses exceed income.
How do I reduce my monthly expenses?
Start with subscriptions — they are the easiest to cancel and are often forgotten. Then review food spending (meal prep vs. dining out). Check insurance rates annually. MindsBudget's Expense Intelligence scanner automatically surfaces every recurring charge in your bank statement for review.
How accurate is this calculator?
This is a planning tool — accuracy depends on the numbers you enter. For analysis based on real spending data, upload a bank statement to MindsBudget. It reads every transaction rather than relying on estimates, so the output reflects your actual financial picture.