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How grading works at PSA, BGS, CGC, and more — and why you should AI pre-screen your cards before submitting.

Discover how CardGrade's free online centering tool helps collectors analyze card edges, predict grading outcomes, and maximize card values—all without paying upfront fees. Get instant, professional-grade centering analysis for your trading cards.

See exactly what 50/50, 55/45, 60/40, and 65/35 centering looks like on real cards. Visual comparison photos with the PSA grades each ratio qualifies for.
Use AI to check your cards before paying for professional grading. Avoid wasting money on cards that won't grade well.

Learn everything about PSA card grading, from submission to getting your grade back. Pricing, tips, and how to pre-screen cards before sending.