Free Business Calculators
Plan your business finances with our easy-to-use calculators. No signup required.
Startup Cost Calculator
Estimate total costs to launch your business including equipment, permits, and working capital.
Profit Margin Calculator
Calculate gross and net profit margins to ensure your pricing is sustainable.
Break-Even Calculator
Find how many sales you need to cover costs and become profitable.
Hourly Rate Calculator
Calculate what to charge per hour based on income goals and billable hours.
Markup Calculator
Calculate selling price from cost, or find your markup and margin percentages.
Self-Employment Tax Calculator
Estimate SE tax (15.3%), quarterly payments, and total tax liability for freelancers.
Business Loan Calculator
Calculate monthly payments, total interest, and true cost of business loans.
Be Conservative
Always add 10-20% buffer to cost estimates. Unexpected expenses are common when starting.
Iterate Often
Recalculate as you get real quotes. Your estimates will become more accurate over time.
Industry-Specific Calculators
Get detailed cost estimates tailored to your business type.