ACE - OPTCG Pregrading
AI Card Grading for One Piece
About
This app uses AI to analyze your One Piece Trading Card Game cards, providing detailed pre-grade estimates with subgrades for centering, corners, edges, and surface. It automatically identifies cards and compares them to reference images, offering a convenient way to assess your collection's condition.
What's New in ACE
1.0.4
February 16, 2026
fixed bugs
Subscription plans
ace premium monthly
monthly premium
Developer apps
FAQ
What is ACE - OPTCG Pregrading?
ACE - OPTCG Pregrading is a mobile application that uses artificial intelligence to provide estimated grades for your One Piece Trading Card Game cards. It analyzes various aspects of the card's condition, such as centering, corners, edges, and surface, to give you a detailed pre-grade report.
How accurate are the grades provided by ACE - OPTCG Pregrading?
ACE provides AI-powered pre-grade estimates only. While it models its analysis after professional grading standards, the results may differ from official grading services like PSA, BGS, or CGC. It is not intended to guarantee or predict official grades.
What are the pricing details for ACE - OPTCG Pregrading?
The app offers a free tier with a daily scan limit. For unlimited scans, batch grading, and priority processing, users can upgrade to 'ace premium monthly' for $4.99 per month.
Does ACE - OPTCG Pregrading have ads?
No, ACE - OPTCG Pregrading does not contain advertisements. The app is free to use with a daily limit, and offers premium features through a subscription model.
What devices is ACE - OPTCG Pregrading available on?
ACE - OPTCG Pregrading is currently supported on iPhone and iPod devices. The app is rated for ages 4 and up.
How often is ACE - OPTCG Pregrading updated?
The latest version of ACE - OPTCG Pregrading is 1.0.4, which was last updated on February 16, 2026. Updates typically include improvements to AI accuracy, card identification, and overall app performance.
Can I grade multiple cards at once with ACE - OPTCG Pregrading?
Yes, ACE - OPTCG Pregrading supports batch grading. You can photograph multiple cards in a single session, add them to a queue, and submit them all at once for grading. This feature is available with the premium subscription.
What specific aspects of a card does ACE - OPTCG Pregrading analyze?
The AI examines your card for whitening, centering shifts, corner wear, edge damage, and surface defects on both the front and back. It provides an overall grade (1-10) along with individual subgrades and confidence scores for each of these attributes.