Free Whatnot tools
Calculators and a scam checker for Whatnot sellers. No sign-in, nothing to install. Rates were checked against Whatnot's published schedule on 18 September 2026, including the tiered commission tables for the nine markets it publishes one for, and the full walkthrough lives in our guide, Whatnot fees explained. If you want the full product on a sample week instead, open the demo.
Whatnot fee calculator
See what commission and payment processing take out of one sale, and what is left for you.
Whatnot break-even calculator
Find the lowest price that still covers your cost, your shipping, the fees and a target profit.
Whatnot profit calculator
Estimate a whole show or a card break: items, average price and what the inventory cost you, with every fee counted.
Whatnot scam checker
Answer nine questions about a situation and see which classic scam warning signs it carries, with the counter move for each. No names, nothing stored.
Whatnot shipping calculator
What a Ground Advantage label costs by weight, how much more fits in the box for free, and where the price jumps.
Guides
Whatnot fees explained, with a worked example
Commission on the item, processing on everything the buyer paid. The two bases, the tiers, a worked sale, and why the total reads near 17 percent.
Whatnot taxes for sellers, the basics
What gets taxed when you sell on Whatnot, why net profit is the number that matters, and a $2,000 case break worked through to $364.80.
How to download and read the Whatnot Weekly Order Report
Where the report lives in Seller Hub, what each column group means, and the three things that trip sellers up the first time they open it.