Try Before Signup
Look up a card and market value before creating an account, then save your selection when you are ready.
Features
A collection platform that grows into a seller workspace.
Start by looking up a card for free, then grow into collection tracking, sealed products, market intelligence, wishlists, and Pro seller workflows.
01
Organize every collectible
Save the details that matter instead of flattening every item into a single generic record.
Smart Card Search
Search by name, set, era, card number, or formats like Charizard 04/102.
Raw + Graded
Track raw condition or grading company and grade independently for each card.
Variants + Finish
Distinguish print variants, finishes, quantities, purchase prices, and notes.
Sealed Products
Track boxes, bundles, premium collections, cases, and other sealed formats.
02
Understand value over time
Use current estimates and historical snapshots to see more than a single price point.
Market Scanner
Explore current market values, movement, pullbacks, breakouts, and potential value opportunities across supported cards and sealed products.
Price History
Inspect short- and long-term movement using charts and daily snapshots.
Portfolio Analytics
See collection totals, average values, top items, gainers, losers, and set completion.
Wishlist Evaluator
Compare target cards, estimate selected totals, and move purchases into your collection.
03
Keep the experience connected
Move between collection work, market research, and account management without rebuilding your data.
Cloud Sync
Keep supported desktop and mobile records aligned through the CardMark cloud service.
Mobile Access
Use a touch-friendly browser experience for collection tasks away from your desk.
Set + Era Browsing
Filter cards and sealed products by set, era, and other collection dimensions.
Seller Center
Pro members can track inventory, buying, sales, profit, show performance, and work logs.
Profiles + Referrals
Manage account access, plan information, referral codes, and subscription actions.
Sealed products
Your sealed collection deserves the same detail as your cards.
Filter by set and era, compare current estimates, select products for collection or wishlist actions, and open available price history without leaving the workflow.
Put every collecting workflow in one place.
Start with up to 500 items free and no credit card. Upgrade when you need deeper market intelligence, seller tools, or desktop access.