Free calculators

Tools, built in public.

Each calculator does one thing well. No account, no email wall, no tracking — just the math you need to make a clear-headed decision about money.

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  • SIP Calculator

    Project the future value of a monthly mutual-fund SIP over any horizon.

    • Investing
    • Mutual funds
    Open

  • EMI Calculator

    Loan EMI, total interest, and principal-vs-interest split — month by month.

    • Loans
    Coming soon

  • CAGR Calculator

    Annualised growth rate between any two portfolio values and dates.

    • Investing
    Coming soon

  • Compound Interest

    See how a lump sum or recurring deposit grows with compounding.

    • Savings
    Coming soon

  • F&O Lot Size Ladder

    Current NSE lot sizes for every F&O symbol, updated quarterly.

    • Options
    • F&O
    Coming soon

  • Margin Estimator

    SPAN + Exposure margin estimate for a given Nifty / Bank Nifty position.

    • Options
    • Risk
    Coming soon