By cert number
Type or paste a PSA, BGS, SGC, or CGC cert and Slabline pulls the card details, current value, and price history automatically.
Photo / AI scan
Snap the slab label and Slabline reads the grader, cert, and grade for you — no typing.
Continuous slab scanning
Point your phone at a stack and scan the PSA/BGS/CGC/TAG QR codes one after another — add a whole box in minutes.
CSV & eBay import
Bring an existing spreadsheet, or connect eBay to import your graded listings and purchases in one pass.
Why cert-first matters
Adding by certification number ties each card to its exact graded identity — so the valuation is matched to that cert and grade, the provenance is verified, and your insurance schedule is claim-ready from the start. No manual data entry, no guesswork.
Start adding cards
Try it in the live demo — add a slab by cert and watch the value and image populate instantly. No account needed.