Free trading calculators
The math a disciplined trader runs before every trade — free, instant, nothing stored, no sign-up. Built by the desk that publishes its own losing backtest. Research and education only — not financial advice.
Options Profit Calculator
Profit/loss at expiration for a long call or put, with breakeven, max loss, and a live payoff chart.
Open calculator →Position Size Calculator
Enter account, risk %, entry and stop to get the exact shares or contracts that keep each trade to a fixed risk.
Open calculator →Risk/Reward Calculator
Entry, target and stop → your R-multiple, the break-even win rate, and expectancy at any win rate.
Open calculator →Forex Pip Calculator
Pick a pair and lot size for the dollar value of a pip, plus your dollar risk for any stop in pips.
Open calculator →Disclosures. These calculators are research and education tools. Their outputs are illustrative estimates, exclude commissions, slippage, and other real-world costs, and are not recommendations to buy or sell any security or derivative. Trading involves substantial risk of loss; options can lose 100% of their value. ClaudeQuantAlgo is not a registered investment adviser or broker-dealer. You are solely responsible for your own trading decisions.