Monthly Budget Calculator
Build a 50/30/20 monthly budget online for free. Category expense breakdowns across needs, wants and savings, overspend warnings per group, and a savings-rate summary - all client-side.
Loading tool...
What is Monthly Budget Calculator?
The Monthly Budget Calculator turns your income and expenses into a 50/30/20 budget directly in your browser. Eleven preset categories are grouped into needs, wants and savings, each group is compared against its target share of income with overspend and shortfall warnings, and a savings-rate summary shows how close you are to the 20 percent goal.
Key Benefits
- See which group breaks the 50/30/20 rule first
- Category-level breakdown, not just one vague total
- Overspend and shortfall warnings per group with amounts
- Savings-rate tracking against the 20 percent goal
- Private and instant - everything runs in the browser
Common Use Cases
- •Setting up a first budget after starting a job
- •Checking whether rent pushes needs past 50 percent
- •Planning how a raise changes your savings rate
- •Reviewing monthly spending before a big purchase
How to Build a 50/30/20 Budget
- Enter your income: Type your monthly take-home income as the budget base.
- Fill in expenses: Enter what you spend per category - the groups are filled in for you.
- Check the groups: See each group total against its 50/30/20 target with overspend warnings.
- Track your savings rate: Compare your savings rate with the 20 percent goal and adjust categories.
Key Features
- Eleven preset categories across needs, wants and savings
- Group totals compared against 50/30/20 targets
- Overspend and under-savings warnings with amounts
- Savings-rate summary from your real numbers
- Example budget to start from instantly
- Free and private - all math runs client-side