WFS Calculator by Walsight

Calculate WFS profit, fees, ROI, and break-even on any Walmart product page.

Open a product on Walmart.com and the calculator appears right under the title. Enter your cost and selling price, and it breaks down every fee so you know exactly what you'll make before you source a product. What it calculates: WFS (Walmart Fulfillment Services) fee — based on the item's weight, dimensions, and size tier Referral fee — by the product's category Net profit, profit margin, and ROI Break-even cost, plus the maximum cost for your target margin FBM (seller-fulfilled) cost, for comparison Hover over the profit figure to see a full, line-by-line breakdown of every fee and deduction — nothing hidden. It also lists the other sellers on a listing with their prices and available quantity, so you can size up the competition at a glance. No sign-up, no account, no setup. Open any Walmart product page and start calculating. Built for Walmart Marketplace sellers by Walsight.