Profit Margin Calculator
Enter product cost, shipping and fees to see your real margin, breakeven units, and required ROAS.
Open toolTen free calculators, trackers and generators built for people running one-product stores and niche shops. No sign-up, no API keys, no data leaving your device — everything runs in plain HTML, CSS and JavaScript.
Pick a tool below. Each one opens on its own page with the calculator up top and a full usage guide underneath.
Enter product cost, shipping and fees to see your real margin, breakeven units, and required ROAS.
Open toolTell it the margin you want — it works backward to the selling price you should list.
Open toolLog each sale as it happens. Running profit, average margin and top products, saved in your browser.
Open toolInput CPC and conversion rate to project the daily budget needed for your sales target, plus a scaling schedule.
Open toolAnswer four quick questions about budget and interest — get matched niches with a competition read.
Open toolPick a supplier country and a destination to get a typical delivery window for standard and express shipping.
Open toolAnswer yes/no questions on trust signals, speed and checkout friction — get a scored, prioritized fix list.
Open toolUpload a supplier export, strip junk columns and reformat titles/prices into a Shopify-ready CSV.
Open toolFill in your business details and download a formatted refund & return policy page.
Open toolType a niche keyword and get instant store name combinations to shortlist for your domain search.
Open toolDropshipping removes warehousing from the equation — a supplier ships directly to the customer while the store owner handles marketing, pricing and customer service. That shift moves the hard part of the business from logistics to numbers: knowing your real margin after ad spend and payment fees, knowing how long a customer will actually wait for their order, and knowing whether a niche has room for one more store. Free calculators and trackers exist to answer those questions before money is spent, not after.
Most dropshipping tool sites route your inputs through a paid API or a login wall. The tools here are built the opposite way: plain HTML, CSS and JavaScript that calculate in your browser tab and, where relevant, save data to your device with localStorage instead of a database. Nothing you type is sent anywhere. That also means the tools work offline once the page has loaded, and there's no account to create before you can use one.
A typical flow looks like this: run a niche through the Niche Idea Generator to shortlist a category, price a sample product with the Reverse Pricing Calculator, check the delivery window with the Shipping Time Estimator, then plan a launch budget with the Ad Budget & Scaling Planner. Once orders start coming in, the Order Profit Tracker keeps a running total of real profit so decisions are based on your own numbers rather than a spreadsheet template.