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Check a Flip is an eBay price checker tool that searches current listings and sold items on eBay to find the average new and used price. This tool is useful if you are flipping items on eBay or other marketplaces like StockX for sneakers or Grail.

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Price Pirates

Pricepirates lets you compare prices from auctions in progress on eBay with Amazon Marketplace offers and many other offers from thousands of online stores.

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