Most reseller spreadsheets mispredict payouts, because every platform charges on a different base. The Reseller Fee Checker runs a resale through eBay, Poshmark, Mercari, Whatnot, Depop, Etsy and Vinted the way each platform actually charges — every fee on its true base — and shows the real payout to the cent. Free to use, with no signup.

Reseller Fee Checker

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