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The Internet Compass

Free Tools

Finance & Business Tools

Core financial calculators for business decisions — interest, loans, margins and valuation.

Percentage Calculator

Calculates percentages, percentage change and percentage-of-total in one tool.

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Compound Interest Calculator

Projects investment growth with compound interest over time.

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Loan Calculator

Calculates monthly payment and total interest for a fixed-rate loan.

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EMI Calculator

Calculates Equated Monthly Instalment for a loan, with the full amortisation summary.

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Investment Return Calculator

Calculates absolute and annualised return on an investment.

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CAGR Calculator

Calculates Compound Annual Growth Rate between a beginning and ending value.

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Profit Margin Calculator

Calculates gross profit margin from revenue and cost.

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Markup Calculator

Calculates selling price from cost and a target markup percentage.

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Discount Calculator

Calculates final price and savings from an original price and discount percentage.

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Break-Even Calculator

Calculates the unit and revenue break-even point from fixed costs, price and variable cost.

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Inflation Calculator

Adjusts a dollar amount for inflation between two years using a compound annual rate.

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Net Worth Calculator

Calculates net worth from total assets and total liabilities.

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FIRE Calculator

Estimates the portfolio needed for financial independence using the 4% rule.

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Business Valuation Calculator (Revenue Multiple)

Estimates business value using a revenue or EBITDA multiple.

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Working Capital Calculator

Calculates working capital and the current ratio from current assets and liabilities.

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Currency Converter

Converts between major currencies using live daily reference rates.

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Payroll Cost Calculator

Estimates the fully loaded cost of an employee including taxes and benefits overhead.

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