According to AlphaMoat, as of 2026-09, the Chrome extension Card Codex has 13 users — ranked #8,948 of 10,223 AI browser extensions, and #120 of 135 in Other Industries.
What is Card Codex
Drag a box over any Pokemon card photo to identify it and see its price. Drag a box over any Pokemon card photo — on a marketplace listing, a binder shot, or a live stream — and Card Codex identifies the card and shows its live market price. Free, unlimited, no sign-up.
- Works on any page: eBay, TCGplayer, Whatnot, anywhere there is a card image
- Live prices from Card Codex's 43,000-card database, priced per variant
- Keeps a running list of everything you scan, saved between sessions
- English and Japanese cards
- Everything runs locally in your browser — your screenshots never leave your device
- Send your scanned list straight to your Card Codex collection
Card Codex is also available as a free phone app for iPhone and Android.
Affiliate note: links to eBay and TCGplayer are affiliate links and are labelled as such in the extension.
Extension profile
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Data month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.