Feature
Flip Finder — Sports Card eBay Arbitrage
Slabfy scans eBay in real time and flags sports cards listed below their true market value. See the spread, the liquidity, and the estimated profit — before everyone else.
How sports card flipping works
Card flipping is simple: buy low, sell high. The hard part is finding cards listed below market value before someone else does. Most flippers spend hours scrolling eBay, comparing comps, and calculating margins manually. Flip Finder automates the entire process.
What Flip Finder shows you
- • Underpriced eBay listings flagged automatically
- • Spread between listing price and true market value
- • Estimated profit after fees and shipping
- • Liquidity score — how fast the card typically sells
- • Filter by sport, player, grade, and price range
- • Direct link to the eBay listing so you can buy instantly
From flipping to full operation
When you find a flip, buy the card and add it to your Slabfy portfolio. Check the grade ladder to see if grading increases your margin. List it on eBay with AI-powered pricing. Or bring it to your next card show and sell it in person.
Find your next flip.
Join the Slabfy beta and let Flip Finder do the searching.
Request Early Access →