Free calculators for Indian traders and taxpayers: capital gains, brokerage charges, options payoff, and open interest, all worked out precisely and run entirely in your browser. Nothing you enter is ever uploaded anywhere.
Most used
FIFO cost-basis matching, flat 30% + 4% cess under Section 115BBH, TDS (194S) netting, direct import from Binance/WazirX/CoinDCX/ZebPay/CoinSwitch, and a Schedule VDA export ready to transcribe into your ITR.
Calculate crypto tax →Brokerage, STT, exchange charges, stamp duty and GST broken down line by line, with your real breakeven point.
Multi-leg options and futures payoff across expiry prices, with breakeven, max profit and max loss.
Enter open interest per strike and find the max pain point for any expiry.