Free trading calculators
No login needed. Built for Nifty, Bank Nifty and NSE traders.
Option price and Greeks
Black-Scholes price, delta, gamma, theta and vega for any strike.
Strategy payoff calculator
Straddles, strangles, spreads and iron condors: profit, loss and breakevens.
Max pain calculator
Paste strike-wise open interest to find max pain and PCR.
Position size calculator
How many shares or lots to trade for the risk you choose.
Pivot point calculator
Classic and Fibonacci pivots from yesterday's high, low and close.
Nifty and Bank Nifty expiry calendar
Upcoming expiry dates with holiday shifts and lot sizes.