Comparison

Card Grading Tool vs Card Centering Calculator 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 Calculator Tool

This tool helps collectible card enthusiasts accurately measure card centering for grading purposes. It supports various sports and trading cards, allowing users to organize their collections and prepare for professional grading services.

Highlights
  • Card centering calculation via photo
  • Supports sports and TCG cards
  • Grading preparation for PSA, Beckett, CGC
  • Personal card collection management
  • Easy measuring and result sharing
  • Optimized for serious collectors
Features
Read full description

Measure your card's centering in seconds — before you pay a grading fee. Centering is the one grading factor you can check yourself. Photograph a card, and the app finds the borders and gives you the exact left/right and top/bottom centering percentages and ratios: the same numbers PSA, BGS, SGC, CGC and TAG look at when they assign a grade. MEASURE CENTERING IN SECONDS • Automatic border and edge detection, processed on your device • Exact L/R and T/B percentages plus 55/45-style centering ratios • Drag the guides by hand for miscuts, full-bleed borders and odd cuts • Works with any card: Pokemon, TCG, baseball, basketball, football, hockey, soccer and vintage KNOW THE GRADE BEFORE YOU SUBMIT • Built-in centering standards for PSA, BGS, SGC, CGC and TAG • Every grade tier from Gem Mint 10 down, with the centering it requires • Decide which cards are worth the grading fee and which are not VISUALIZE CENTERING • Move the sliders and see what 60/40 or 55/45 actually looks like on a card • Train your eye before you buy, trade or submit YOUR CARD COLLECTION • Save each measured card with its photo, result, grade and notes • Reopen any measurement later and track your whole collection • Share a result with a trade partner or your grading group WHO IT IS FOR Collectors preparing a submission, sellers pricing a slab-worthy card, breakers checking pulls, and anyone who has ever sent a card in and got a lower grade back because of centering. No account required. Your photos stay on your device. Card Centering Calculator offers an optional subscription that unlocks unlimited measurements and Pro tools. Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store settings. Terms of Use: https://halisbkara.blogspot.com/2025/06/terms-of-use-for-halis-kara-apps.html Privacy Policy: https://halisbkara.blogspot.com/2025/06/privacy-policy-for-halis-kara-apps.html

Screenshots

Card Grading Tool3 screens
Card Centering Calculator Tool4 screens

Verdict

The call

The clearest difference is in-app purchases: Card Grading Tool at none against Card Centering Calculator Tool's 3. Card Centering Calculator Tool's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 2 months). On price, review sentiment, device support and iOS requirement 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 Calculator Tool sells 3 in-app purchases, starting at $5.99 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 Calculator Tool every 2 weeks. Both last shipped on October 30, 2026.

Scorecard4 real differences · 6 level
Card Grading Tool versus Card Centering Calculator Tool: the parameters behind the verdict, then further details
ParameterCard Grading ToolCard Centering Calculator Tool
PriceFreeFree
Rating—2.7 (3 ratings) — better
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size108 MB34 MB
Age rating4+4+
DeveloperComputing & Dreams BVBAHalis Bilal Kara

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 Calculator Tool

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Card Grading Tool

No in-app purchases

3 purchases

Card Centering Calculator Tool

Subscriptions3
  • Weekly Premium3 Days trial$5.997 Days
  • Annual Premium$24.991 Year
  • Annual premium$39.991 Year

Questions

Is Card Grading Tool free?
Card Grading Tool is free to download, with no in-app purchases.
Is Card Centering Calculator Tool free?
Card Centering Calculator Tool is free to download, with in-app purchases available.
Do Card Grading Tool or Card Centering Calculator Tool have ads?
Card Grading Tool shows ads; Card Centering Calculator Tool does not.
Which is updated more often, Card Grading Tool or Card Centering Calculator Tool?
Card Grading Tool ships an update every 2 months, and Card Centering Calculator Tool every 2 weeks. Most recently, Card Grading Tool was updated on October 30, 2026 and Card Centering Calculator Tool on October 30, 2026.

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