Options Trading Tools
Calculators for Nifty, Bank Nifty, Sensex and stock options, in rupees and per lot. They use the numbers you enter: no live prices, no tips.
Options Calculator
One option trade in rupees: break-even, max profit and loss, payoff chart, Black-Scholes value and every charge on the trade, for index and stock options.
- Nifty, Bank Nifty, Sensex and F&O stocks
- Lot sizes and NSE/BSE expiries filled in
- STT, exchange, SEBI, stamp duty and GST
- Shareable links
Payoff Calculator
Build multi-leg strategies on an index and see the profit and loss at expiry. Presets build each strategy around the index you pick, one lot per leg.
- Up to 6 legs
- Index presets with lot sizes
- Break-even points
- Max profit and loss in ₹
- CSV export and links
P/L Simulator
Profit and loss of a position before expiry with Black-Scholes, and all Greeks: delta, gamma, theta, vega and rho.
- P/L before expiry
- All Greeks
- P/L curve
- Volatility and time decay
IV Calculator
Solve for implied volatility from an option premium, or price an option from a volatility you choose.
- IV solver
- Price calculator
- Calls and puts
- Accuracy 0.01%
Probability Calculator
Model-based odds of an index ending above, below or between your levels at expiry, from implied volatility and time.
- Above / below a level
- Modelled 1σ range
- Distribution chart
- No live quotes
Brokerage Calculator
The full cost of an F&O trade at Indian brokers: brokerage, STT, exchange charges, SEBI fee, stamp duty and GST.
- Options and futures
- Statutory charges with sources
- Compare brokers
- Per round trip
Turnover Calculator
F&O turnover for income tax the way the ICAI guidance note counts it, and whether a tax audit may apply.
- Sum of absolute profits and losses
- Tax audit thresholds
- Worked example
Expiry Calendar
Weekly and monthly expiry days of NSE and BSE index options, with trading-holiday shifts applied.
- Nifty weekly on Tuesday
- Sensex weekly on Thursday
- Monthly contracts
- Holiday shifts
Lot Sizes
The current lot size of every index and F&O stock, with announced changes and the exchange source.
- All F&O stocks
- Index lots
- Upcoming revisions
Tools of the global site that are not offered here
- Options monitor, stock monitor and probability lab load live option chains and quotes for any ticker, including NSE symbols. Education content for Indian readers does not show live or recent prices of Indian securities.
- The trade optimizer proposes and ranks trades for a market view you state, and its contract maths assumes US contracts of 100 shares.
- The earnings calendar and expected-move pages are built on live data for US stocks.
Looking for the expiry dates? See the NSE and BSE expiry calendar.
How these tools work
Built for Indian contracts, with the sources printed next to every figure
Lots and rupees
Index and stock lot sizes, ₹ amounts and Indian digit grouping
Your numbers
No live quotes: you enter levels and premiums from your broker
Sourced figures
Lot sizes, charges and expiry rules carry an as-of date and source
Data stays local
Calculations run in your browser
Education only
These tools are for education only and are not investment advice. BeInOptions is not registered with SEBI as an investment adviser or research analyst, and nothing here is a recommendation to buy or sell any security or derivative. Trading in futures and options carries a high risk of loss: SEBI’s studies found that most individual F&O traders lose money.
Know the rules before you trade
How F&O is taxed in India and what SEBI’s F&O framework requires