Know Before You Grade
Stop wasting $25–$100 per bad grading submission. SlabScore uses real-time market data to tell you exactly which cards are worth grading — and which to skip.
Card Grading Tools for Every Collector
Powerful tools designed specifically for card grading professionals and serious collectors.
ROI Calculator
See profit potential at every grade level. Know exactly what each card is worth before you spend $25-100 on grading fees.
Smart Scoring
Our 4-component algorithm scores each card 0-100: STRONG GRADE, GRADE, CONSIDER, MARGINAL, or SKIP. No guesswork.
All Major Graders
PSA, CGC, TAG, BGS, ACE — compare costs and values across every major grading company side by side.
Portfolio Tracking
Track your entire collection. See total value, unrealized profit, and grading history at a glance.
Bulk Import
Import hundreds of cards via CSV. Analyze your entire collection in minutes, not hours.
Real-Time Data
Prices update from millions of actual sales on PriceCharting. No stale data, no guesswork.
Grade Cards While You Browse
Right-click any card listing on eBay, TCGPlayer, or PriceCharting to get instant grading ROI analysis — no copy-pasting needed.
How Card Grading Analysis Works
Three simple steps to smarter grading decisions
Add Your Cards
Enter cards manually or import via CSV. We support all major TCGs and sports cards.
Get Analysis
We fetch real-time market data and calculate ROI for each grading tier.
Submit with Confidence
Use our scores and recommendations to decide which cards are worth grading.
Join hundreds of collectors who've analyzed thousands of cards on SlabScore
Simple, Transparent Pricing
Start free, upgrade when you're ready
One bad grading submission wastes $25–$100+ in fees. SlabScore shows you which cards to skip — before you pay.
Pro pays for itself after saving you from just one bad submission. $10/month < one $25 grading fee.
All prices in USD, tax included. Multi-currency display available in-app.
Real Card Grading Results
Real analysis from the SlabScore engine — powered by live market data
Charizard Base Set Holo
Raw: $280 → PSA 10: $5,500
+1,720% ROI
Blastoise Base Set Holo
Raw: $85 → PSA 10: $850
+900% ROI
Pikachu VMAX Rainbow
Raw: $250 → PSA 10: $380
Skip — thin premium
SlabScore told you to skip the Pikachu — saving you $25+ in grading fees.
What Collectors Are Saying
“SlabScore saved me from grading a Pikachu VMAX that would have lost money. The ROI breakdown made it obvious — skip it and focus on the cards that actually profit.”
“I compare grading fees across PSA, CGC, and TAG before every submission now. The arbitrage tool alone pays for Pro — found $15/card savings switching tiers.”
“Imported 200 cards via CSV and had scores in minutes. The bulk analysis is a game-changer for anyone doing volume submissions. Highly recommend.”
Card Grading FAQ
How accurate is SlabScore?+
SlabScore uses real-time market data from PriceCharting, which tracks millions of actual card sales. Our 4-component scoring algorithm analyzes Profit Potential (40%), Grade Premium (25%), Market Depth (20%), and Downside Protection (15%) to give you an actionable recommendation. Scores update every time you analyze.
What grading companies do you support?+
PSA, CGC, TAG, BGS, and ACE. We compare grading costs across all companies and tiers so you can choose the best value for each card. Includes insurance limits and turnaround estimates.
Is my data safe?+
Yes. Free users' data is stored locally in your browser. Pro users get encrypted cloud sync. You can export or delete all your data at any time. We're fully GDPR compliant.
Do you have a browser extension?+
Yes! Our free Chrome extension lets you right-click any card listing on eBay, TCGPlayer, or PriceCharting to get instant grading ROI analysis — no copy-pasting needed. Install it from the Chrome Web Store.
Where does the pricing data come from?+
All pricing data comes from PriceCharting, which tracks millions of actual card sales across major marketplaces. Prices are fetched live every time you analyze a card, so you always see current market values.
How does the scoring algorithm work?+
Each card gets a score from 0 to 100 based on four weighted factors: Profit Potential (40%), Grade Premium (25%), Market Depth (20%), and Downside Protection (15%). Cards scoring 80+ are strong grading candidates; below 45 are usually not worth the fee.
Is SlabScore free?+
Yes — the free plan lets you analyze up to 100 cards per month with a 25-card portfolio. Pro ($7/mo) and Unlimited ($15/mo) plans add cloud sync, larger portfolios, and unlimited scans. All plans include the Chrome extension and all scoring features.
What types of cards are supported?+
SlabScore works with any card that has pricing data on PriceCharting — including Pokémon, Magic: The Gathering, Yu-Gi-Oh!, baseball, basketball, football, hockey, and soccer cards. If PriceCharting tracks it, SlabScore can score it.
Start Making Smarter Grading Decisions
Join collectors who are maximizing their grading profits with real-time market data and actionable scores.
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