Strategy Tools
9 calculators in Strategy Tools: all free, bilingual and computed locally in your browser, with results shareable via links.
Grid Profit Calculator
Estimate grid trading profit from range, grid count, amount per grid, completed grids and fees using a linear-grid model.
Martingale Calculator
See the next bet and cumulative capital required after N consecutive losses under a doubling martingale scheme.
Expectancy Calculator
Calculate expected value per trade and the break-even win rate from win rate, average win and average loss.
Grid Parameters Calculator
Compute grid spacing, spacing percentage and per-grid allocation from range, grid count and optional total capital.
Profit Factor Calculator
Compute the profit factor and net profit from gross winning and losing amounts.
TWAP Order Plan Calculator
Split a large order into equal slices over time: total value, number of slices and window give per-slice amount and interval.
Scaled Exit Plan Calculator
Plan up to three profit-taking levels with sell percentages: per-level quantity, proceeds, overall average and remaining position.
Batch Buy Plan Calculator
Plan up to three buy levels with amounts: per-level quantity, combined average and total invested.
Win Rate for Target Calculator
From risk per trade, average payoff, trade count and a monthly target, solve for the required win rate.
Related guides
Grid Trading Guide: Range, Spacing and Capital Allocation
Which market conditions suit grid trading? How do you choose the range, grid count and capital per grid? How much do fees and funding eat? Know the parameters before running a grid into a trend.
Read guide →Strategy Evaluation Guide: Expectancy, Drawdown and Risk-Adjusted Returns
Why is win rate not the whole story? What do expectancy, profit factor, max drawdown, Sharpe and Calmar each measure? Turn “this strategy feels good” into comparable numbers.
Read guide →Averaging Down & Martingale Guide: The Math Trap of Lowering Cost
How is the average entry price calculated? When is averaging down a plan and when is it self-comfort? Why is “martingale always recovers before you run out” dangerous? Break the trap down with numbers.
Read guide →Kelly Criterion & Position Sizing Guide: How Big Is Too Big
Does positive expectancy mean you should bet it all? How does the Kelly criterion find the optimal fraction? Why is half-Kelly common in live trading? Replace courage with math before one big position ruins the curve.
Read guide →