Sales & Tax Calculators

Add or remove VAT (Value Added Tax). Instant result with breakdown, formula and payment schedule. Free financial calculator.

Find pre-tax price from final amount. Instant result with breakdown, formula and payment schedule. Free financial calculator.

Calculate profit margin from cost and selling price. Enter your figures — see gross margin %, markup, and profit per unit. Free.

Calculate markup from cost to price. Instant result with amortization table, formula and chart. Free financial calculator.

Revenue, cost and profit analysis. Instant result with amortization table, formula and chart. Free financial calculator.

Calculate Profit Margin quickly and accurately. Enter your values — see the result with the formula, worked example, and unit options. Free.

Calculate sale price after any discount. Enter original price and discount percentage — see final price, savings amount, and discount fraction. Free.

Set the selling price to achieve your target gross margin. Enter cost and desired margin — see required price and markup percentage. Free.

Adjust values for inflation over time. Instant result with amortization table, formula and chart. Free financial calculator.

Calculate Cost of Goods Sold. Enter beginning inventory, purchases, and ending inventory — see COGS with gross profit and margin percentages. Free.

Calculate contribution margin per unit and CM ratio. Instant result with amortization table, formula and chart. Free financial calculator.

Calculate startup monthly burn rate and runway. Enter expenses and cash balance — see months of runway and the revenue needed to break even. Free.

Calculate monthly or annual customer churn rate. Enter customers at start and end of period — see churn %, retention rate, and MRR impact. Free.

Calculate working capital and the current ratio. Enter current assets and liabilities — see net working capital and liquidity assessment. Free.

Calculate inventory turnover ratio and days inventory outstanding. Enter COGS and average inventory — see how efficiently stock is managed. Free.

Calculate Return on Equity (ROE) from net income and shareholders equity. Enter values — see ROE %, DuPont decomposition, and peer benchmark. Free.

Calculate stock trade profit and return. Instant result with amortization table, formula and chart. Free financial calculator.

Calculate gross profit and gross margin %. Instant result with amortization table, formula and chart. Free financial calculator.

Calculate business or personal cash flow. Enter income and expense categories — see net cash flow, burn rate, and monthly/annual projections. Free.

Calculate Operating Leverage quickly and accurately. Enter your values — see the result with the formula, worked example, and unit options. Free.

Calculate the asset turnover ratio from revenue and total assets. Enter your figures — see efficiency ratio, trend analysis, and industry context. Free.

Calculate debt ratio and debt-to-equity. Instant result with amortization table, formula and chart. Free financial calculator.

Calculate ICR from EBIT and interest expense. Instant result with breakdown, formula and payment schedule. Free financial calculator.

Calculate accounts receivable turnover ratio and days outstanding. Enter revenue and average AR — see DSO and collection efficiency. Free.

Calculate excise tax on fuel, alcohol, tobacco, and other goods. Enter purchase amount and tax rate — see tax, total cost, and effective rate. Free.

Calculate import tariffs and duties on international purchases. Enter item value, HS code category, and country — see duty and total landed cost. Free.

Calculate tax liability using progressive bracket rates. Enter taxable income and bracket table — see tax per bracket and effective rate. Free.

Find your tax rate on the next dollar of income. Enter income and filing status — see marginal rate, effective rate, and bracket. Free.

Calculate total tax paid as a percentage of income. Enter gross income and total tax — see effective rate vs marginal rate. Free.

Calculate returns from managed futures and trend-following strategies. Enter NAV and performance data — see risk-adjusted returns. Free.

Estimate your federal tax refund or amount owed based on income, deductions, and credits.

Determine the right W-4 withholding to avoid owing taxes or getting too large a refund.

Calculate Social Security and Medicare tax withholding from your paycheck.

Estimate quarterly estimated tax payments for self-employed and freelance income.