Trading calculators
for smarter trades.

Calculate optimal share quantity based on account size and risk.

Find the mathematically optimal percentage to risk per trade.

Calculate probability of blowing your account based on trading stats.

Calculate P/L, breakeven, and max gain/loss for calls and puts.

Calculate risk/reward ratio, R-multiple, and minimum win rate.

Calculate the value of a pip for any currency pair and position size.

Calculate total exposure and tick value for any futures contract.

Calculate expected price range based on implied volatility.

Find the strike price where option holders lose the most money.

Estimate the probability an option expires in or out of the money using IV and time to expiration.

Calculate dollar risk, reward, R-multiple, and breakeven win rate for any trade.

Calculate compound annual growth rate from starting value, ending value, and time period.

Measure your strategy's risk-adjusted performance with the annualized Sharpe Ratio.

Measure risk-adjusted returns using downside deviation instead of total volatility.

Calculate breakeven points for multi-leg options strategies like iron condors, straddles, and spreads.

Calculate European call/put prices using the Black-Scholes model with optional dividend yield.