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Free tool
Paste a marketplace listing or type an item name to see its resale price range and authenticity signal.
Drop in a listing link, or just type the item name. Links that include the item name match best. No account needed.
Use the tool aboveAdd a “Value this page” button to your bookmarks bar and value any listing without leaving it.
Get the bookmarkletSee the low-to-high asking-price range for the item across active listings on the marketplaces we track, broken down by condition.
Know how much the selling platform's provenance is worth, and whether authenticated copies command a premium. Clearly labelled, never a guess about the item itself.
For links from these sites we can also show a platform authenticity signal: