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The 50/30/20 budget calculator.

Enter your monthly take-home pay and instantly see how much to put toward needs, wants, and savings. Adjust the split to fit your life — the math updates live.

$ / month

Your split

Needs50%
Wants30%
Savings & debt20%
50%
30%
20%
Needs
Rent, groceries, utilities, insurance, minimum debt payments
$2,500
$30,000 / year
Essentials you can't skip. If this runs over 50%, trim wants first.
Wants
Dining out, subscriptions, travel, shopping, hobbies
$1,500
$18,000 / year
The flexible stuff. Cosmic's receipt parsing shows where it really goes.
Savings & debt
Emergency fund, investing, extra debt payoff, goals
$1,000
$12,000 / year
Pay your future first. Automate it so it happens before you spend.

Want to turn this into a real budget? Use the split above as a starting point, then create matching category budgets in Cosmic Budget. The app tracks each category as transactions sync and shows when spending gets close to or over your plan.

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The rule, explained

What is the 50/30/20 rule?

The 50/30/20 rule is a simple budgeting framework: split your after-tax income into 50% needs, 30% wants, and 20% savings and debt repayment. It's popular because it's easy to remember and flexible enough to fit almost any income.

50% — Needs

The essentials you'd struggle to live without: housing, groceries, utilities, transportation, insurance, and minimum debt payments. If your needs creep above half your income, that's the first signal to look at bigger fixed costs.

30% — Wants

The lifestyle spending that makes life enjoyable but isn't strictly required: dining out, streaming, travel, hobbies, and shopping. This is usually where the easiest adjustments hide — and where seeing line-item receipts makes the biggest difference.

20% — Savings & debt

Building your emergency fund, investing for the future, and paying down debt faster than the minimum. Automating this slice — moving it the day you're paid — is the single most effective budgeting habit.

The hard part isn't the math — it's the tracking

Knowing your targets is easy. Keeping the plan current is the work. Cosmic Budget tracks your category budgets as transactions sync, so you can see which parts of the plan need attention without rebuilding a spreadsheet.

Questions

50/30/20 calculator FAQ

Should I use gross or net income for 50/30/20?
Use your net (take-home) pay — what actually lands in your account after taxes and deductions. That's the money you're budgeting, so the percentages apply to it.
What if my needs are more than 50%?
It's common in high-cost areas. Use the sliders above to set a realistic split — for example 60/20/20 — and treat the standard 50/30/20 as a target to work toward by lowering fixed costs over time.
Is 50/30/20 still good in 2026?
Yes — as a starting framework it's as useful as ever. Its strength is simplicity. Many people customize the ratios as income grows, often pushing the savings slice well above 20%.
Does Cosmic Budget track 50/30/20 automatically?
Not as a separate needs/wants/savings dashboard yet. You can use the calculator targets to create category budgets, then Cosmic Budget tracks synced transactions against those category limits and shows when a category is getting tight or over budget. Start a free trial →