Best Card Grade Checker Apps

250+ iOS apps curated and reviewed

4.8 avg rating
20 free apps
Updated October 2026

Looking for free card grade checker apps? 20 of our 250+ tracked titles are free to download β€” no subscription, no trial. The rest are premium picks worth paying for.

Compare top Card Grade Checker Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Card Centering CalculatorCard Centering CalculatorFree4.7β˜… (2.6K)YesYesOct 2026
2Digital Grading CoDigital Grading CoFree4.6β˜… (3.1K)YesYesNov 2026
3PSA: Card Tracking & GradingPSA: Card Tracking & GradingFree4.8β˜… (62K)YesNoNov 2026
4PriceCharting: TCG, Games+PriceCharting: TCG, Games+Free4.8β˜… (28K)NoYesNov 2026
5Card Centering CheckerCard Centering CheckerFreeβ€”NoYesJul 2026
6Slabmint: TCG Card GraderSlabmint: TCG Card GraderFreeβ€”NoYesOct 2026
7Centrd β€” Card Centering ToolCentrd β€” Card Centering ToolFreeβ€”NoYesSep 2026
8GuredoGuredoFreeβ€”NoNoOct 2026

Top Picks for Card Grade Checker

Card Centering Calculator#1

Card Centering Calculator by Jade Lizard Software LLC

TCG & Sports Card Grading Tool
Editor's Choice
πŸ”§ Utilities
4.7😊(2.6K ratings)
FreeAdsIn-App Purchases
Card Centering Calculator screenshot 1
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Card Centering Calculator screenshot 4
Card Centering Calculator screenshot 5
Card Centering Calculator screenshot 6

This app helps collectors and traders measure card centering ratios for grading. It uses AI to detect centering or allows manual adjustments for precise measurements, displaying potential grades from major companies.

What We Love

  • πŸ‘ Intuitive and flexible
  • πŸš€ Provides great information on centering
  • πŸ’‘ Helpful for graders and collectors
  • πŸ‘ Easy to use and user-friendly
  • πŸ‘ Accurate and works as a physical tool

Room to Improve

  • πŸ› Centering measurement doesn't work properly
  • πŸ”’ Grading information locked behind paywall
  • πŸ› Camera quality issues, app resets during use
Digital Grading Co#2

Digital Grading Co by Dominic Wood

AI Grading, Pricing & Trading
Strong Contender
🎬 Entertainment
4.6😞(3.1K ratings)
FreeAdsIn-App Purchases
#93in Entertainment
Digital Grading Co screenshot 1
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Digital Grading Co screenshot 4
Digital Grading Co screenshot 5
Digital Grading Co screenshot 6

Transform your smartphone into an AI-powered grading tool for collectibles like PokΓ©mon, TCGs, and sports cards. Get instant, expert-level insights on card condition and market value to make smarter collecting decisions.

What We Love

  • πŸš€ Accurate grading
  • πŸ‘ Easy to use
  • πŸ’‘ Helpful for collectors
  • πŸš€ Quick grading process
  • πŸš€ Convenient digital grading

Room to Improve

  • πŸ› Buggy and glitchy
  • πŸ› Camera issues and blurry images
  • πŸ› Inconsistent grading
  • πŸ’° Expensive subscription
  • πŸ› Grading stuck in 'pending' status
PSA: Card Tracking & Grading#3

PSA: Card Tracking & Grading by PSA

Track. Manage. Grade. Collect.
Worth Considering
πŸ” Reference
4.8😐(62K ratings)
FreeAds
#25in Reference
PSA: Card Tracking & Grading screenshot 1
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PSA: Card Tracking & Grading screenshot 6

Manage your trading card collection by identifying, tracking, and organizing your cards. Submit them for grading, track your orders, and sell them through integrated platforms. Access pricing data and market trends to enhance your collecting and selling decisions.

What We Love

  • πŸš€ Excellent tracking and updates
  • πŸ‘ Convenient features like grade reveal
  • πŸš€ Smooth and user-friendly app
  • πŸ”’ Secure and professional service
  • πŸ’‘ Integrated with useful data like pop reports

Room to Improve

  • πŸ› Scanning and card recognition issues
  • πŸ” Inconsistent grading and lower-than-expected grades
  • πŸ’° Expensive grading and shipping fees
  • ⏱️ Slow grading and order processing times
  • πŸ”¨ App crashes and bugs after updates

More Card Grade Checker apps to explore

FAQ about Card Grade Checker

What are the best card grade checker apps for iPhone?
Card Centering Calculator tops our card grade checker apps ranking as of October 2026, with a 4.7-star average from 2.6K App Store ratings, and it's free to download.
Yes β€” 20 of the top card grade checker apps we rank are free to download, including Card Centering Calculator and Digital Grading Co.
Card Centering Calculator shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ card grade checker apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.