Budget calculator: split your paycheck in 30 seconds
Enter your monthly take-home pay and get dollar targets for needs, wants, and savings. Starts at the classic 50/30/20 — drag the percentages to fit your real life.
| Needs per week | – |
| Wants per week (your guilt-free number) | – |
| Savings per year at this rate | – |
Make the split survive contact with real life
The 50/30/20 rule fails most often on the 50. If rent alone eats 40% of your take-home — true in plenty of cities — a 50% needs cap is fantasy. Don't abandon the budget; change the split. 55/25/20 or even 65/20/15 that you actually follow beats a textbook ratio you quit in February. The one number to defend is savings: keep something flowing there every month, even if it starts at 5%.
Budgeting on tips, miles, or gig income
If your income swings week to week — serving tables, driving, freelancing — budget against your floor, not your average. Find your lowest realistic month from the last six, build the split on that, and sweep anything above it into savings or debt. This flips the usual failure mode: instead of good months setting a lifestyle that bad months can't pay for, bad months are pre-funded and good months accelerate your goals. Self-employed? Set aside 25–30% for taxes before the split — our rate calculator can tell you if the income itself is the problem.
Budgeting FAQs
Should debt payoff count as needs or savings?
Minimum payments are needs — missing them has consequences. Anything beyond the minimum belongs in the savings bucket, because extra payoff and saving are the same act: buying your future self breathing room. High-interest debt (cards, payday) usually deserves most of that bucket until it's gone.
How big should my emergency fund be?
The standard target is 3–6 months of needs (not full income). Irregular earners should lean toward 6+ months. Until you have at least one month saved, it's reasonable to point the entire savings bucket at the emergency fund.
Is gross or take-home pay the right base?
Take-home. Budgeting on gross double-counts money the IRS already has. If you're W-2 with a 401(k) deducted from your paycheck, that deduction is savings you can credit toward the 20%.