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Free Financial Calculators for Small Businesses

Interactive tools to help you make smarter financial decisions. No account needed.

Profit Margin Calculator

Calculate your gross, operating, and net profit margins to understand how efficiently your business converts revenue into profit.

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Break-Even Calculator

Find out exactly how many units you need to sell or how much revenue you need to generate to cover all your costs.

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Startup Runway Calculator

Calculate how many months your business can operate before running out of cash at your current spending rate.

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Cash Flow Forecast Calculator

Project your cash position over the next 1-3 months based on expected inflows and outflows.

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Business Tax Estimator

Get a rough estimate of your business tax obligations based on revenue, expenses, and business structure.

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Bank Statement PDF to CSV Converter

Upload a bank statement PDF and convert it to a clean CSV file with organized transaction data. Works with statements from any bank in any language.

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Free Invoice Generator

Generate clean, professional invoices instantly. Add your business details, line items, and download as PDF.

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Markup vs Margin Calculator

Calculate your markup percentage and profit margin from cost and selling price. Understand the crucial difference between the two.

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Debt-to-Equity Ratio Calculator

Measure your business financial leverage by comparing total debt to total equity. Understand what your ratio means for lenders and investors.

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Operating Expense (OpEx) Calculator

Calculate your total operating expenses and understand the split between fixed and variable costs for better financial planning.

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Revenue Growth Rate Calculator

Measure your business revenue growth rate and project future revenue based on current trends.

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Bookkeeping Cost Estimator

Estimate the true cost of bookkeeping for your business and compare different approaches: DIY, professional bookkeeper, or AI-powered tools.

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Freelancer Hourly Rate Calculator

Determine the right hourly rate that covers your expenses, pays you fairly, and leaves room for profit and growth.

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Return on Investment (ROI) Calculator

Measure the return on any business investment to make smarter spending decisions.

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Want deeper financial insights?

These calculators give you snapshots. Finntree gives you the full picture with AI-powered analysis of your actual financial data.

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