How this calculator works
Use this calculator to quickly check whether a business, side project, or product line is profitable for the period you are reviewing. Use monthly numbers for a monthly view or annual numbers for an annual view.
Profit = revenue − expenses
Profit margin = profit ÷ revenue
Profit margin = profit ÷ revenue
Keep the time period consistent. Do not mix monthly expenses with annual revenue.
How to use this calculator
- Enter realistic values that match your current situation.
- Press Calculate to refresh the estimate.
- Compare the main result with the supporting details in the result panel.
- Change one input at a time to see which variable affects the result most.
Planning note: Business Profit Calculator gives an educational estimate. It does not include every tax rule, fee, platform policy, market condition, or personal constraint, so use it as a quick planning reference rather than a final decision.
FAQ
How do you calculate business profit?
Subtract total expenses from total revenue.
What is profit margin?
Profit margin is profit divided by revenue, expressed as a percentage.
Should owner salary be included as an expense?
Yes, if you want a realistic view after paying yourself.
Can this be used monthly?
Yes. Enter monthly revenue and monthly expenses.
What does a negative profit mean?
It means expenses are higher than revenue for the selected period.