Financial tools for everyday decisions.

Choose a task, enter your assumptions and see the calculation. Free tools with visible formulas and practical examples.

Trading Calculators

Trade sizing, risk, profit and regular purchases.

Pricing, fees, freelance capacity and customer economics.

Calculate work hours, gross pay and leave balances with clear assumptions and downloadable results.

Estimate rental returns, cash flow, debt coverage and loan payments. Separate operating performance from financing.

Plan a savings target, size an emergency cushion and compare debt repayment strategies with transparent assumptions.

Compare changes, recover original amounts, annualize growth and combine weighted figures with clear formulas.