Budget Calculator
Create and manage personal budgets with income and expense tracking. Free, fast, accurate — no signup, mobile-friendly,
Income Sources
Expenses
Budgeting Tips
- • Track all expenses for at least a month to understand spending patterns
- • Review and adjust your budget monthly
- • Build emergency fund before investing
- • Use the 24-hour rule for non-essential purchases
- • Automate savings to reach your goals consistently
Budget Summary
Net Income
Budget Health: excellent
Monthly Income
Total income
Monthly Expenses
Total expenses
Category Breakdown
Financial Projections
Financial Wellness Tips
- • Pay yourself first - automate savings
- • Keep housing costs under 30% of income
- • Build emergency fund equal to 3-6 months expenses
- • Review subscriptions and recurring expenses monthly
- • Use envelope method for discretionary spending
- • Plan for irregular expenses like holidays and repairs
How it works
A budget calculator splits your after-tax income into spending categories so outflows don't exceed inflows. A popular framework is the 50/30/20 rule: half to needs, thirty percent to wants, and twenty percent to savings and debt payoff.
50/30/20 budget
Needs = 50% · net income Wants = 30% Savings/debt = 20%
- net income
- take-home pay after tax
- needs
- housing, food, utilities, minimum debt
Worked example
- Net monthly income = $4,000
- Needs = 4,000 × 0.50 = $2,000
- Wants = $1,200, Savings = $800
$2,000 needs / $1,200 wants / $800 savings.
Good to know
- 50/30/20 is a starting template — high-cost-of-living areas often need a bigger needs share.
- Pay yourself first: automate the savings portion before discretionary spending.
- Track actual spending for a month to see where it diverges from the plan.
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Frequently Asked Questions
What is the 50/30/20 budget rule?
It allocates take-home pay into 50% for needs (housing, utilities, groceries, minimum debt payments), 30% for wants, and 20% for savings and extra debt payoff. It is a starting framework — high-cost-of-living areas often need a different split.
Should I budget with gross or take-home income?
Use net (after-tax) income, since that is what actually arrives in your account. If retirement contributions and health insurance already come out of your paycheck, account for them so you do not double-count.
How much should I save each month?
A common target is 20% of take-home pay, covering both an emergency fund (3–6 months of expenses) and retirement. If that is out of reach, start with any consistent amount and increase it with each raise — consistency matters more than the starting percentage.
What should I do if my expenses exceed my income?
First separate fixed from discretionary spending and trim the discretionary items with the least impact on your life. If the gap persists, target the big fixed costs — housing, transportation, subscriptions — and look at the income side, since large expenses move budgets more than small ones.
How often should I review my budget?
Do a quick check weekly or per paycheck and a fuller review monthly, comparing actual spending to plan by category. Budgets drift — annual bills, price increases, and habit creep all show up only if you look regularly.