Finance Calculators
Free calculators for every corner of personal finance — from mortgage payments and investment returns to retirement planning and tax estimates. Whether you're comparing loan offers, projecting portfolio growth, or filing taxes in the US, UK, India, or Australia, the right numbers are one click away. Everything runs in your browser with no signup required.
Investing & Returns
Compound growth, annualized returns, ROI, and portfolio analysis tools.
Compound Interest
See how compounding grows your money over time.
CAGR Calculator
Find the compound annual growth rate from start and end values.
Annualized Return
Geometric mean return from a series of annual returns.
ROI Calculator
Calculate return on investment as a percentage.
IRR Calculator
Internal rate of return for uneven cash flows.
Stock Return
Total return including dividends and price appreciation.
Browse by Category
Explore specialized calculators organized by topic.
Mortgage & Loans
Mortgage payments, amortization, APR, auto loans, student loans, and refinancing.
Retirement & Planning
401k, IRA, Social Security, pension, annuity, and FIRE calculators.
Debt & Business
ROI, profit margin, debt payoff, credit card payoff, and break-even analysis.
Freelancer & Small Business
Billable hours, commission, freelancer rates, startup costs, and cash flow.
Real Estate
House affordability, rent vs buy, closing costs, rental yield, and property tax.
Crypto & Investing
Crypto profit, mining, tax, stock returns, dividends, options, and forex.
Islamic Finance
Zakat, Nisab threshold, Zakat Al-Fitr, and Halal mortgage calculators.
Country-Specific Calculators
Tax, salary, and region-specific finance tools.
India
United Kingdom
Australia
Frequently Asked Questions
What finance calculators are available on WorldlyCalc?
WorldlyCalc offers 100+ free finance calculators across categories including mortgage and loans, investing (CAGR, ROI, compound interest, stock returns), retirement planning (401k, IRA, pension), business tools (profit margin, break-even, cash flow), and country-specific tax calculators for the US, UK, Australia, and India.
How do I choose between CAGR, ROI, and annualized return calculators?
Use CAGR when you know a start value, end value, and time period. Use the annualized return calculator when you have a series of year-by-year returns and want the geometric mean. Use ROI for a simple percentage gain or loss on an investment regardless of time.
Are these finance calculators free to use?
Yes, all calculators on WorldlyCalc are 100% free with no signup required. They run entirely in your browser, so your financial data never leaves your device.
Do you have country-specific finance calculators?
Yes. We offer India-specific calculators (EMI, SIP, GST, PPF, HRA, income tax), US calculators (401k, IRA, federal income tax, capital gains), UK calculators (stamp duty, National Insurance, inheritance tax), and Australian calculators (superannuation, HECS-HELP, stamp duty).