Financial Calculators
Free, accurate calculators to plan your investments, valuation, loans, savings and taxes. Built for Indian investors — instant results, clean charts, and a plain-English explainer behind every formula. All calculations run in your browser; your inputs never leave your device.
Investing
SIP Calculator
Project the future value of your monthly mutual fund SIP investments.
Lumpsum Calculator
Estimate returns on a one-time lumpsum mutual fund investment.
Step-up SIP Calculator
See how increasing your SIP every year supercharges your corpus.
SWP Calculator
Plan monthly withdrawals from your corpus and see how long it lasts.
CAGR Calculator
Compute the compound annual growth rate of any investment.
Compound Interest Calculator
Calculate compound interest with any compounding frequency.
Goal SIP Calculator
Find the monthly SIP needed to reach a target amount.
Inflation Calculator
See how inflation erodes purchasing power and what things will cost in the future.
Rule of 72 Calculator
Instantly find how long it takes your money to double at any rate of return.
XIRR Calculator
Compute the annualised return of irregular cashflows — the true return of a SIP.
Future Value Calculator
What a sum invested today will be worth in the future at a given rate.
Present Value Calculator
What a future sum is worth today, discounted at a given rate.
FIRE Calculator
Find your Financial Independence / Retire Early number.
Coast FIRE Calculator
Find the amount you need today so compounding alone funds retirement.
Stock Market
Stock Average Calculator
Find your average buy price across multiple purchases (averaging up/down).
Stock Return Calculator
Total and annualised return on a stock trade, including dividends.
Position Size Calculator
Size your trade so a stop-loss hit risks only a fixed % of capital.
Risk Reward Calculator
Compute the risk-reward ratio and break-even win rate of a trade.
Brokerage Calculator
Estimate brokerage, STT, and all charges on a trade — and your net P&L.
Break Even Calculator
The price your stock must reach to recover cost including charges.
Options P&L Calculator
Profit, loss, and break-even for a bought call or put option.
Valuation
DCF Calculator
Estimate a stock’s fair value with a two-stage discounted cash flow model.
Graham Number Calculator
Benjamin Graham’s formula for the maximum fair price of a defensive stock.
Intrinsic Value Calculator
Graham’s revised intrinsic value formula with a growth and bond-yield input.
PEG Ratio Calculator
Price/earnings-to-growth — a P/E that accounts for growth.
Earnings Yield Calculator
The inverse of P/E — earnings as a percentage of price.
Margin of Safety Calculator
How far below intrinsic value a stock trades — your cushion against being wrong.
Dividend
Loans
EMI Calculator
Calculate your loan EMI, total interest, and amortisation schedule.
Home Loan Calculator
Work out home loan EMI and lifetime interest on your mortgage.
Car Loan Calculator
Estimate car loan EMI and total cost of your vehicle finance.
Personal Loan Calculator
EMI and total interest on an unsecured personal loan.
Education Loan Calculator
EMI and interest on a student education loan.
Loan Prepayment Calculator
See how a one-time prepayment cuts your tenure and interest.
Savings & Retirement
FD Calculator
Calculate fixed deposit maturity value with quarterly compounding.
RD Calculator
Estimate recurring deposit maturity from monthly deposits.
PPF Calculator
Project your Public Provident Fund maturity over 15 years.
EPF Calculator
Estimate your Employees Provident Fund corpus at retirement.
NPS Calculator
Project your National Pension System corpus and monthly pension.
Retirement Calculator
Find the corpus you need to retire comfortably, inflation-adjusted.
Tax & Salary
Income Tax Calculator
Compare new vs old regime tax for FY 2025-26 in seconds.
GST Calculator
Add or remove GST and split into CGST and SGST instantly.
HRA Calculator
Calculate your House Rent Allowance exemption under Section 10(13A).
Gratuity Calculator
Estimate the gratuity payable on leaving your job.
Capital Gains Tax Calculator
STCG and LTCG tax on equity trades under the FY 2025-26 rules.
In-Hand Salary Calculator
Estimate your monthly take-home pay from CTC after PF and tax.
Plan your money with confidence
Whether you are starting a mutual fund SIP, valuing a stock with a DCF, taking a home loan, or working out your income tax under the new regime, these calculators give you instant, transparent answers. Each tool shows a clear breakdown with charts so you understand the numbers — not just the result. For deeper research on individual stocks, screening, and market data, explore the rest of DocStoX.