Risk first
Protect the account before planning the profit.
Position size, stop distance and drawdown recovery are connected. A strong process decides the acceptable loss first, then chooses a quantity that respects it.
Open risk calculatorFree tools for traders and investors
Make the calculation before you take the risk.
Practical calculators for position sizing, stop losses, returns, compounding and long-term investing. Every formula is visible, every tool works without an account, and your inputs stay in your browser.
Most used
Start with the decisions traders make every day
These tools address risk before reward and use realistic example values that you can replace immediately.
TRADING COSTSIndia Brokerage Comparison
Compare total charges across brokers and segments.
RISKPosition Size CalculatorConvert account risk into a tradable quantity.
PLANNINGRisk Reward CalculatorCompare possible loss, reward and break-even rate.
RETURNSStock Profit CalculatorEstimate net P&L and break-even price.
RETURNSStock Average CalculatorFind weighted average cost after multiple purchases.
RISKStop Loss CalculatorCalculate stop price and total position risk.
Investment planning
Model long-term growth without pretending it is certain
Why TradeCalcZen
Useful enough to revisit, clear enough to verify
Financial calculators should do more than display a final number. Each TradeCalcZen page combines a usable calculator, formula, worked assumptions, risk explanation and related tools. This helps traders move from calculation to understanding without unnecessary sign-ups or distracting pop-ups.
Designed for India, useful internationally
Indian currency formatting is the default, while USD, EUR and GBP are available where appropriate. Broker charges and tax rules change, so regulated or broker-specific values are never presented as permanent facts without review.