Ecommerce Setup

Compare two complete quotes by dividing each total cost by its whole-unit quantity, with a signed per-unit difference and no invented scale assumptions.

Convert an entered unit cost and markup-on-cost percentage into markup amount, selling price, and equivalent gross margin with visible steps.

Calculate profit margin from revenue and cost. Get margin percentage and profit amount for business analysis. Free online calculator with instant

Calculate gross profit and operating profit or loss from net revenue, cost of sales, and operating expenses for one consistent period.

Allocate exactly 100% of monthly income, compare non-negative actual spending, expose fixed-dollar extras, and review transparent balances and planning ratios.

Simple in-browser notepad with auto-save. Write quick notes that persist in your browser. Download as text file. No signup needed.

Include unit costs, order costs and payment fees in a contribution-based price floor, then test operating profit and minimum whole-order sales targets.

Itemize launch costs and deposits, compare committed funding, then model monthly cash balances and the upfront cash needed to maintain a chosen floor.

Calculate one flat or progressive commission plan for an explicitly labeled sales period, including same-period base pay without automatic annualization.

Calculate percentages in seven modes with visible formulas, strict input validation, signed percentage change, and symmetric percentage difference.

Calculate total ROI and net gain or loss, then use CAGR for endpoint-only investments or money-weighted IRR for explicit year-end contributions.