About Seller Cost Guide
Seller Cost Guide is a collection of practical calculators and guides for online sellers. The goal is to help sellers estimate costs, marketplace fees, net profit, profit margin and pricing before listing or changing a product.
The tools are designed for small online sellers, Etsy sellers, ecommerce beginners, handmade product sellers and anyone who wants to understand the real cost of selling online.
What this site helps you calculate
Selling costs
Estimate product cost, shipping, packaging, marketplace fees, payment fees, advertising and other costs that can reduce profit.
Profit and margin
Use calculators to estimate net profit, gross margin, net margin, markup and suggested pricing based on your own numbers.
Important note
Seller Cost Guide provides estimates for planning purposes only. Marketplace fees, taxes, shipping rates and platform rules can change. Always check current official fee information before making final pricing or business decisions.