This app uses advanced computer vision to accurately measure card centering from photos, accounting for camera angle. It provides grading estimates for major companies and market pricing for Pokémon cards.
16.1
May 27, 2026
Bug fix.
$4.99
PreGrade Ultra Pro
Unlock unlimited grading sessions and more!
PreGrade Ultra is a mobile application designed for trading card collectors. It uses computer vision to analyze the centering of cards from photos, providing estimated grades for various grading companies and market pricing information.
No, PreGrade Ultra is built for collectors and does not contain advertisements or banner spam, ensuring an uninterrupted user experience.
PreGrade Ultra employs homography-based perspective correction to mathematically flatten cards before measuring borders, significantly reducing the impact of camera angle and improving measurement accuracy.
PreGrade Ultra provides centering grade estimates for seven major grading companies: PSA, BGS, CGC, TAG, SGC, ACE, and AGS, with detailed threshold breakdowns for each.
Yes, the 'Cross-Grade Opportunities' feature highlights which companies might offer a higher centering grade for your card, potentially increasing its market value.
PreGrade Ultra is free to download and includes 3 free grading sessions. Unlimited access can be unlocked with a one-time Pro upgrade.
PreGrade Ultra is available on iPhone and iPad devices.
The latest version of PreGrade Ultra is 16.1, and it was last updated on May 27, 2026, indicating regular development and improvements.