Profit & Margin
Work out what percentage of your revenue is actually profit, at every level.
Pricing & Markup
Set the right price and stop confusing markup with margin.
Planning & Analysis
Understand your break-even point, true e-commerce costs, and percentage changes over time.
Margin, Markup, and Break-Even: How They Fit Together
These calculators aren't separate tools — they're different views of the same pricing decision. Margin and markup describe the same transaction from two angles: margin is profit as a percentage of the selling price, while markup is profit as a percentage of the cost. A 50% markup and a 33.3% margin describe the exact same $60-cost, $90-price product. Confusing the two is the single most common pricing mistake small businesses make, and it consistently under-prices goods by double-digit percentages. Break-even sits underneath both — it tells you the sales volume required before any margin becomes actual profit, because a healthy margin on too few units still loses money once fixed costs are counted. And operating margin steps back to the whole business: it strips out interest and taxes to show whether your core operation is efficient before financing decisions muddy the picture. Working across these tools together gives you a complete picture — what to charge, how much you keep, how many you must sell, and whether the business itself is sound.
Which Calculator Should You Use?
If you're checking whether a single product is priced well, start with the gross margin calculator — it compares your revenue against the direct cost of goods. If you want to know whether the whole business is profitable after rent, wages, and taxes, use the net margin calculator instead. Setting a price from scratch is the selling price calculator's job, and if you keep mixing up markup and margin (a mistake that quietly costs real money), the markup vs margin tool shows the exact dollar difference. Planning a launch or a new product line? The break-even calculator tells you how many units you need to sell before you profit, and the e-commerce margin calculator folds in the shipping, fees, and returns that basic margin math ignores. Every tool here uses the same verified formulas our research team checks against primary financial sources, and none of them send your numbers anywhere — the math happens entirely in your browser.