PennyTurn

What it does

PennyTurn is a free profit calculator for resellers on Vinted, eBay, and Depop. Enter your buy price, sale price, and marketplace fees to instantly see your real profit, margin, and ROI. Includes a minimum-price calculator and a lightweight inventory tracker for listed, draft, and sold items. No sign-up, no ads, no tracking — everything runs locally in your browser. Free forever, available in 7 languages. More language will be added in future.

Free resale profit calculator. Know your margin before you list, track inventory and sales — runs entirely in your browser.

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