Comparison

Card Grading Tool vs Card Centering & Grading Tool

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Card Grading Tool

Analyze and measure the centering of your trading cards with precision tools. This app helps collectors determine grading potential and share results, supporting various card types.

Highlights
  • Accurate centering measurements
  • User-friendly interface
  • Customizable tools
  • Built-in ratio table
  • Save and share graded cards
  • Offline access
Read full description

Take your trading card grading skills to the next level with Card Grading Tool! Designed for collectors and enthusiasts, this app provides precision tools to measure and analyze the centering of your cards, ensuring they meet professional grading standards. Key Features: - Accurate Centering Measurements: Align your card using our intuitive centering guide to calculate ratios like a pro. - User-Friendly Interface: Easy-to-follow steps for measuring top-bottom and left-right alignment. - Customizable Tools: Adjust colors and settings to match your preferences and enhance visibility. - Built-in Ratio Table: Quickly determine the grading potential of your card with a pre-loaded centering ratio guide. - Save and Share: Capture images of your graded cards and share them with fellow collectors. - Offline Access: No internet? No problem! Use the app anytime, anywhere. Why Choose Card Grading Tool? Grading the centering of a trading card is critical for maximizing its value. Our app simplifies the process, providing tools and tips to ensure your cards meet the industry's highest standards. Whether you’re a hobbyist or a professional collector, Card Grading Tool is your go-to solution. Perfect for All Card Enthusiasts: From vintage baseball cards to modern Pokémon and Magic: The Gathering collections, this app works seamlessly for any trading card type. Join thousands of collectors worldwide who trust Card Grading Tool to ensure their cards achieve the grades they deserve. Download today and start grading like a pro!

About

Card Centering & Grading Tool

This app uses AI and manual tools to precisely evaluate trading and sports cards for professional grading standards. It calculates centering ratios and predicts potential scores from top grading companies, supporting various card types like Pokémon, Magic: The Gathering, and sports cards.

Highlights
  • AI-powered centering analysis
  • Manual precision measurement tools
  • Grading company score prediction
  • Front and back centering evaluation
  • Universal card type support
  • Customizable detection settings
Features
Read full description

Card Centering provides trading card and sports card enthusiasts with a precise way to evaluate if their cards meet professional grading standards. Utilizing advanced AI technology alongside manual tools, the app calculates exact centering ratios, predicting how your card might score with top grading companies such as PSA, BGS, CGC, SGC, TAG, and ACE. Whether you're dealing with Pokémon, One Piece, Lorcana, Magic: The Gathering, or various sports cards, instantly assess whether your card's alignment positions it for a premium grade. Enhanced User Benefits: - AI-Powered Scanning: Simply snap a photo or upload an image of your card, and the app instantly detects and calculates centering for unparalleled accuracy. - Manual Precision Tools: For those who prefer a hands-on approach, use adjustable measurement guides with zoom capabilities to ensure maximum precision. - Grading Company Insights: Discover which grading service your card is likely to score highest with, enabling informed decisions. - Comprehensive Analysis: Evaluate the centering on both the front and back of cards to ensure complete assessment coverage. - Accessible Standards Guide: Quickly refer to official centering standards from major grading companies all within the app. - Personalized Experience: Customize detection settings, grading preferences, and display styles to suit your unique needs. - Universal Compatibility: Supports all card types, from TCGs to sports cards, reinforcing its versatility. Perfect For: - Collectors: Verify card grading standards before official submissions to prepare confidently. - Sellers & Traders: Highlight accurate centering to boost the value and appeal of your cards. - Buyers: Assess alignment effortlessly to avoid overpaying on misaligned cards. Key Considerations: Card Centering specializes in centering analysis. Professional grading involves a holistic evaluation including edges, corners, and surface conditions. Independence Notice: Card Centering operates independently and is not affiliated with, endorsed by, or associated with PSA, BGS, CGC, SGC, TAG, ACE, or any grading entity. It serves as an informational tool for card enthusiasts. # Subscription For the Pro subscription, subscriptions will be billed monthly or annually for renewal within 24 hours before the end of the current period. Subscriptions will automatically renew unless canceled at least 24 hours before the end of the current period. Subscriptions can be managed by the user and automatic renewal can be turned off by accessing the user’s account settings after purchase. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Payment will be charged to iTunes Account at confirmation of purchase. Terms of Use: https://warthoglab.com/terms-of-use Privacy: https://warthoglab.com/privacy-policy

Screenshots

Card Grading Tool3 screens
Card Centering & Grading Tool4 screens

Verdict

The call

The clearest difference is review sentiment: Card Centering & Grading Tool at 50% against Card Grading Tool's 0%. Card Centering & Grading Tool also leads on ads (none vs shown). Card Grading Tool's advantage is in-app purchases (none vs 4) and iOS requirement (15.0 vs 18.0). On price, update cadence and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Card Centering & Grading Tool sells 4 in-app purchases, starting at $3.99 per 7 days. Card Grading Tool asks for nothing beyond the download.

UpkeepUpdate frequency

Card Grading Tool ships an update every 2 months, Card Centering & Grading Tool monthly. The most recent releases landed on October 4, 2026 and October 22, 2026 respectively.

Scorecard5 real differences · 5 level
Card Grading Tool versus Card Centering & Grading Tool: the parameters behind the verdict, then further details
ParameterCard Grading ToolCard Centering & Grading Tool
PriceFreeFree
Rating—4.2 (13 ratings) — better
Positive reviews0.0% of reviews50.0% of reviews — better
Number of ratings—13 — better
Update frequencyEvery 2 monthsMonthly — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.0
Further details — not scored
Size108 MB16 MB
Age rating4+4+
DeveloperComputing & Dreams BVBAWarthogLab

Customer experience

Card Grading Tool

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Card Centering & Grading Tool

All ratings11 ratings
Positive90.9%
Neutral0.0%
Negative9.1%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

Card Grading Tool

No in-app purchases

4 purchases

Card Centering & Grading Tool

Subscriptions4
  • Gradeon Weekly Pro3 Days trial$3.997 Days
  • Gradeon Weekly Pro$3.997 Days
  • Gradeon Annual Pro3 Days trial$19.991 Year
Show 1 more
  • Gradeon Annual Pro$19.991 Year

Questions

Is Card Grading Tool free?
Card Grading Tool is free to download, with no in-app purchases.
Is Card Centering & Grading Tool free?
Card Centering & Grading Tool is free to download, with in-app purchases available.
Do Card Grading Tool or Card Centering & Grading Tool have ads?
Card Grading Tool shows ads; Card Centering & Grading Tool does not.
Which is updated more often, Card Grading Tool or Card Centering & Grading Tool?
Card Grading Tool ships an update every 2 months, and Card Centering & Grading Tool monthly. Most recently, Card Grading Tool was updated on October 4, 2026 and Card Centering & Grading Tool on October 22, 2026.

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