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Three numbers to check before you buy a card
Grading a raw card, buying a slab below market, crossing a PSA over to CGC: every decision comes down to a few dollars of fees. These free tools do the math with PSA, CGC and eBay's 2026 fees.
Raw/LooseCard Grading Profit Calculator (PSA & CGC, 2026): Is It Worth Grading?Raw price, chance of a 10, PSA or CGC fees: expected profit and break-even point.Open the tool
FilonsUnderpriced Graded Cards on eBay: Slab Flip Profit CalculatorA listing below recent sales: the real margin after selling fees and shipping.Open the tool
CrossoverPSA to CGC Crossover Calculator: Is a Regrade Worth It? (2026 fees)Can a PSA 9 become a profitable CGC 10? All three outcomes, weighed.Open the tool
The same math, on every listing
These calculators handle one card at a time, with your numbers. In the app, each tab runs the same math automatically on every eBay listing from your searches, using real sale prices for each grade: Raw/Loose for raw cards worth grading, Filons for underpriced slabs, Crossover for PSA to CGC regrades.
The same math, on every listing
Free account, no credit card · full margin details with the 7-day trial
Open the Raw/Loose tabOpen the Filons tabOpen the Crossover tab