Grading Standards11 min read
Is 60/40 Centering a PSA 10? What PSA Says vs What Actually Grades
Is 60/40 centering a PSA 10? PSA's published Gem Mint standard is now 55/45 front and 75/25 back; 60/40 is the PSA 9 line. What that means for your card.
Professional Card Centering Calculator
The ultimate card centering analysis app for iOS and Android. Get accurate measurements and grading estimates for PSA, BGS, CGC, SGC, and TAG.
Features
Automatic Card Detection
Advanced AI technology automatically detects card borders and calculates centering measurements with professional accuracy.
Smart Border Recognition
Instantly identifies card edges and borders for precise measurement.
Real-Time Analysis
Get immediate centering calculations as you capture your cards.
Multiple Card Support
Works with all card types - sports, trading cards, and collectibles.
Professional Grading Standards
Get accurate grading estimates based on industry standards from PSA, BGS, CGC, SGC, and TAG grading services.
Multi-Standard Support
Compare centering across all major grading company standards.
Precise Measurements
Professional-grade accuracy with percentage breakdowns for all edges.
Grade Estimation
Get reliable grade predictions based on centering analysis.
Easy to Use Interface
Designed for collectors of all levels. Professional tools made simple with an intuitive mobile-first interface.
One-Tap Analysis
Capture and analyze your cards with a single tap of the camera button.
Touch Adjustments
Fine-tune measurements with simple touch and drag controls.
Instant Results
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Why Choose Card Centering Calculator?
Professional-grade tools for accurate card grading analysis.
Precise Measurements
Get accurate centering measurements with our advanced detection algorithms.
Instant Results
Get immediate grading estimates for PSA, BGS, CGC, SGC, and TAG standards.
Mobile Optimized
Designed specifically for iOS and Android with intuitive touch controls and camera integration.
What Card Collectors Say
Join thousands of collectors who trust our centering analysis.
Mike Rodriguez
Sports Card Collector
"Card Centering Calculator has been a game-changer for my collecting hobby. I can now accurately assess my cards before sending them to PSA, saving me hundreds in grading fees on cards that wouldn't grade well."
Sarah Chen
Pokémon Card Trader
"As someone who buys and sells cards regularly, this app gives me confidence in my purchases. The centering analysis is spot-on and helps me price my inventory accurately."
David Thompson
Card Shop Owner
"Card Centering Calculator has become an essential tool in my shop. My customers love using it to check their cards, and it helps me provide better service and accurate appraisals."
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Major grading companies supported: PSA, BGS, CGC, SGC, and TAG standards.
Card Grading Guides & Articles
In-depth answers to the centering and grading questions collectors actually ask.
How-To13 min read
What 55/45, 60/40, 65/35 and 70/30 Centering Mean in Millimeters
Centering ratios in millimeters: what 55/45, 60/40, 65/35 and 70/30 centering look like on Pokémon, sports and Japanese borders, plus grade limits per grader.
Grading Standards12 min read
BGS Centering Standards: Black Label, Pristine 10, 9.5 and 9 Explained
BGS centering standards per grade: 50/50 front and 55/45 back for a Black Label or Pristine 10, 55/45 for a 9.5, how subgrades set the grade, and BGS vs PSA.