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Free Tool

Collection Value Tracker

Log your cards and watch your collection’s total value add up. Saved privately in your browser — no signup, nothing on our servers. Pull real eBay sold comps for any card in one click.

Total value
$0
Cards
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Most valuable

Your collection is empty.

Add your first card above. It’ll be saved privately in this browser.

Stored only in your browser. We may earn a commission from eBay links.

Why track your collection's value

Most collectors have no real idea what their collection is worth until they sit down and add it up — and by then the numbers are usually out of date. This tracker keeps a running total you can update in seconds, with a one-click path to real eBay sold prices so your values reflect what cards actually sell for, not wishful asking prices.

It runs entirely in your browser. Nothing is uploaded, so it stays private — the trade-off is that it lives on this device. When you've got values dialed in, the grading ROI calculator tells you which cards are worth sending in, and the centering tool tells you which ones have a real shot at a 10.

Getting the entries right

A tracker is only as accurate as what you type into it, and the two places collectors go wrong are naming the card and pricing it. For naming: how to identify a Tom Brady card takes a card back to its exact set, year, and card number, and the rookie card checklist lists every 2000 Brady issue by number — worth logging the number, not just "Brady rookie", because the sold comps you get back are only as precise as the search string.

For pricing: enter what comparable copies sold for in your card's actual condition, never an asking price. What is a Tom Brady card worth? covers the levers that move the number — grade above all — and if a line item is heading for a sale, how to sell your Tom Brady card takes it from condition self-assessment through listing and packing. Cards you're still shopping for belong on the rookie cards, autographs, and championship-era pages, or start from the Tom Brady player hub.

Frequently Asked Questions

Is the collection tracker free, and do I need an account?
It’s completely free and there’s no signup. Your collection is saved privately in your own browser (local storage) — we never see it and store nothing on our servers. The trade-off is that it lives on this device/browser, so clearing your browser data will clear the list.
How should I value my cards?
Use recent eBay sold prices, not asking prices — what cards actually sell for. Each card you add gets a one-click “sold comps” link that searches completed eBay sales for that exact card, so you can keep your values honest and current.
Where is my collection stored?
Entirely in your browser’s local storage on this device. Nothing is uploaded. That means it’s private, but it won’t sync across devices and will be lost if you clear site data. Export options are on the roadmap.