All-in-one verification for collectors

Verify COA/LOA and grading certificates from trusted providers in one place.

Verify Autographs & Graded Cards — All in One Place

CheckCOA is the only tool covering both autograph COAs and graded card certificates — PSA, Beckett, GOAT, CGC, Upper Deck, Fanatics, SWAU, Tristar, and 15+ more. Every check is cross-referenced against our Fraud Alert database — the world's largest collection of compromised, fake, and stolen certificates.

  • Supports autograph COAs & graded cards from 25+ providers
  • The only all-in-one tool covering every major authenticator & grader
  • 20,000+ records of fake, stolen & compromised certificates
  • Fraud Alert runs automatically on every verification
  • Fake slabs, rehoused cards, stolen altered cards detected
  • Camera scan, QR code, OCR & manual entry supported
Verify certificates

Scan your way

Camera, QR code, OCR, clipboard paste, or manual entry — verify any cert in seconds, however you prefer.

Fraud Alert — built in

Every scan checks against 20,000+ known fake and compromised certificates. Fake slabs, stolen stickers, duplicate certs — flagged instantly, no extra steps.

All providers, one place

PSA, Beckett, SGC, CGC, Upper Deck, SWAU, Tristar and more — autograph COAs and graded cards, all supported. No switching between sites.

History & collections

Every check is saved automatically. Search by name, cert number, provider or date — organize into collections or a wishlist.

CheckCOA is not affiliated with PSA, Beckett, CGC, or other providers. We do not authenticate items—we only retrieve and display provider records.