— Live now at app.cardgrind.com —
14,000+ verified WNBA card sales. No asking prices, no listings, no AI guesses — just what cards actually sold for.
TRY CARDGRIND FREE
Real comp data. Portfolio tracking. Auction prep. Grading decisions. The tool WNBA collectors have been waiting for — built specifically for this hobby, this niche, this moment.
Real screenshots. Real data. Real cards.
Built right.
Built to last.
Most card apps right now are AI slop — shipped fast to grab money before the next one comes along. No verification. No follow-through. No updates. They cash in and disappear.
CardGrind is different. Every sale is verified by hand. Every parallel is mapped. Every feature ships with care — and we keep building. This isn't a one-and-done. This is the app we're going to keep making better.
Quality over quantity. Stability over speed. Built for collectors who plan on being here in five years.
Other sites mix asking prices with sold prices, scrape listings that never closed, and let AI fill in the gaps.
CardGrind only counts what actually sold. Verified by hand. Updated daily.
The market your cards actually live in — finally measurable.
Charter Member access is open during the WNBA season.
Sign up before the championship and your free WNBA access is locked in for life. After the season ends, this becomes a paid tier — and Charter Members keep their spot, free, forever.