SproutAIFree budget calculator
50/30/20 budget calculator
Enter your take-home pay and get your needs, wants, and savings targets instantly. Switch to 60/30/10, 70/20/10, or 80/20 if your life calls for it.
Your monthly targets
$5,000
How the 50/30/20 rule works
The 50/30/20 rule splits your after-tax income into three buckets: 50% for needs, 30% for wants, and 20% for savings and extra debt payments. It became popular through the book "All Your Worth" by Elizabeth Warren and Amelia Warren Tyagi, and it survives because it is simple enough to remember at the checkout.
Use take-home pay, the amount that actually lands in your account after taxes and payroll deductions. If retirement contributions come out of your paycheck before you see it, you can count them toward the 20%.
| Take-home pay | Needs (50%) | Wants (30%) | Savings and debt (20%) |
|---|---|---|---|
| $3,000 | $1,500 | $900 | $600 |
| $5,000 | $2,500 | $1,500 | $1,000 |
| $8,000 | $4,000 | $2,400 | $1,600 |
What counts as a need, a want, or savings
The rule only works if you sort honestly. A need is something you would still have to pay if you lost your income tomorrow. A want is everything you could pause.
- Needs: rent or mortgage, utilities, groceries, insurance, transport to work, minimum debt payments, childcare.
- Wants: eating out, delivery, streaming, shopping, travel, hobbies, upgrades beyond the basics.
- Savings and debt: emergency fund, retirement, investing, and payments above your debt minimums.
When to use a different split
In a high-rent city, needs alone can pass 60% of take-home pay. That does not mean you failed. It means a 60/30/10 or 70/20/10 split is the honest starting point, and the goal becomes nudging needs down or income up over time. If you are attacking debt or building an emergency fund fast, 80/20 drops the wants bucket entirely for a season.
Pick the split that matches your real life today, then check it every month. The calculator above lets you switch between the common variants instantly.
Check your real split without a spreadsheet
A calculator tells you the targets. Your bank statements tell you the truth. With Sprout AI you can ask "how did my spending split into needs, wants, and savings last month?" and get the breakdown from your actual transactions, with the dates and accounts behind it.
If wants keep winning, ask Sprout which categories grew the most, or start with the usual suspects: subscriptions and eating out. The 50/30/20 guide goes deeper on making the rule stick.
Common questions
Straight answers.
Is the 50/30/20 rule based on gross or net income?
Net income, meaning your take-home pay after taxes. If you contribute to a retirement plan through payroll, you can add those contributions back and count them toward the 20% savings bucket.
Do debt payments count as needs or savings?
Minimum payments are needs because you must pay them. Anything above the minimum counts toward the 20% savings and debt bucket, since it improves your net worth.
Is 50/30/20 realistic in an expensive city?
Often not at first. If needs take 60% or more, start with 60/30/10 or 70/20/10 and work toward 50/30/20 as your income grows or your fixed costs fall.
How often should I recalculate my budget?
Whenever your take-home pay changes, and check your actual split once a month. A quick monthly review catches drift before it becomes a habit.
Does this calculator save my numbers?
No. Everything runs in your browser and nothing you type is sent anywhere or stored.
Keep reading
Related on Sprout.
- GuideWhat is the 50/30/20 rule, and is it realistic?How the 50/30/20 budget works, what counts as a need, and when to bend the split.
- FeatureBudgeting, minus the budget.Budget answers without building a budget: ask if you can afford it, check your pace, and compare months.
- Free toolSubscription cost calculatorAdd up every subscription and see what it costs you per year and per decade.
- GuideHow to budget if you hate budgetingLow-effort ways to stay on track with money when traditional budgeting never sticks.
- Free quizMoney personality quizTen taps to find your money personality, from The Foodie to The Silent Saver.
- FeatureThe spending tracker you can just ask.See where every dollar went, by category and merchant, without typing a single transaction.
Ask Sprout where your money went.
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