Financial Calculators

Free tools to help you make smarter financial decisions.

Simple Interest Calculator

Calculate interest earned on principal without compounding. Perfect for short-term loans and bonds.

Rule of 72 Calculator

Estimate how long it takes to double your money at any interest rate using the Rule of 72.

ROI Calculator

Calculate the return on investment for any asset, project, or business decision.

Savings Goal Calculator

Find out exactly how much you need to save each month to reach your financial goal.

Inflation Calculator

See how inflation erodes purchasing power over time and calculate real vs nominal returns.

Retirement Calculator

Project your retirement portfolio, calculate monthly income using the 4% rule, and see exactly when you'll hit key milestones.

Loan Amortization Calculator

Calculate monthly payments, total interest, and see a full amortization schedule. See exactly how extra payments save you money.

Present Value Calculator

Calculate present value, future value, and net present value (NPV). Essential tools for investment decisions and financial planning.

Interest Rate Converter

Convert any interest rate between annual, monthly, daily, weekly, and quarterly periods. Instantly see APY, APR, and equivalent rates across all compounding frequencies.

Financial Scenarios

Goal-based calculators for real life decisions.

Financial Calculators

Simple Interest Calculator

Rule of 72 Calculator

ROI Calculator

Savings Goal Calculator

Inflation Calculator

Retirement Calculator

Loan Amortization Calculator

Present Value Calculator

Interest Rate Converter

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