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Trading calculators for prop-firm traders
The math behind disciplined trading — sizing, drawdown headroom, the consistency rule, and whether your edge is real. Free, instant, nothing to install.
Risk management
Position size calculator
Turn a % risk into an exact position size from your entry and stop.
Open calculator →Futures contract calculator
Risk + stop → the right number of micro or standard futures contracts.
Open calculator →Lot → contract converter
Convert a forex/CFD lot into the equivalent futures contracts (micros included).
Open calculator →Risk/reward calculator
R:R ratio and the break-even win rate a trade demands.
Open calculator →Forex lot size calculator
Risk-based lot size from your balance, risk % and stop in pips.
Open calculator →Drawdown recovery calculator
The gain % needed to climb out of a drawdown.
Open calculator →Prop firm
Prop-firm drawdown calculator
How much room is left before you breach — trailing vs. static.
Open calculator →Consistency rule calculator
Check if your best day breaks the 30–40% consistency rule.
Open calculator →Payout calculator
Your take-home after the profit split, plus fee-refund net.
Open calculator →Challenge calculator
Profit target in dollars and the daily pace to pass it.
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