50/30/20 Budget Calculator
Enter your monthly take-home pay to see exactly how much belongs in needs, wants, and savings. Nothing is uploaded — the maths runs in your browser.
Calculate your split
50% · Needs
$2,000
$462 per week
Rent or mortgage, groceries, utilities, transport, insurance, minimum debt payments.
30% · Wants
$1,200
$277 per week
Dining out, streaming, hobbies, travel, shopping, upgrades you could live without.
20% · Savings & debt payoff
$800
$185 per week
Emergency fund, investments, retirement, extra payments above debt minimums.
Yearly, that is $24,000 for needs, $14,400 for wants, and $9,600 towards savings and debt payoff.
How the 50/30/20 rule works
The rule is a simple allocation framework: half of your take-home pay covers essentials, just under a third covers lifestyle spending, and the last fifth builds your future. It keeps budgeting to three decisions instead of thirty categories, which is why it is the easiest method to actually stick with.
- Needs (50%) — the bills you would still owe if your lifestyle stopped tomorrow, plus minimum debt payments.
- Wants (30%) — everything optional. Cutting here is the fastest lever when your needs run high.
- Savings (20%) — emergency fund first, then investing and extra debt payoff.
Want the full method behind the numbers? Read the step-by-step guide to making a budget.
Frequently asked questions
- What is the 50/30/20 rule?
- The 50/30/20 rule splits your after-tax income into three buckets: 50% for needs (rent, groceries, utilities, transport, minimum debt payments), 30% for wants (dining out, subscriptions, travel), and 20% for savings and extra debt repayment.
- Should I use gross or net income?
- Use net (after-tax, take-home) income. If your employer deducts retirement contributions before you are paid, you can count those towards the 20% savings bucket.
- What if my needs are more than 50%?
- That is common in high-cost cities. Keep saving something, then work on the largest fixed costs — housing and transport — or on increasing income. The percentages are a target, not a rule you fail.
- Does the 20% include debt payments?
- Minimum required payments count as needs. Anything you pay above the minimum counts towards the 20% savings and debt-payoff bucket.
Track the split, not just the plan
Fine Budget tracks your real spending against these three buckets — free, private, and no bank login required.
Open the free tracker