Getting Started
How to Use MasterGrade
Watch the video below for a quick walkthrough, or read the step-by-step guide.
Step by step
Grade your first card in 5 steps
Create a free account
Sign up in seconds with email or Google. Your free daily scan unlocks as soon as you sign in.
Upload your card photo
Take a clear, well-lit photo of the front of your card. Adding the back improves accuracy.
Get your AI grade
Our 3-pass AI pipeline analyzes centering, corners, edges, and surface in about 30–45 seconds.
Review your results
See sub-grades, confidence score, estimated values, and a recommendation on whether to submit for professional grading.
Build your collection
Save graded cards to your collection, organize with folders, track portfolio value, and import PSA-certified cards.
Photo Tips
Better photos = better grades
Use natural or diffused light — avoid direct flash
Shoot straight down with the full card in frame
Use a dark, non-reflective background
Remove the card from sleeves and toploaders for best results
A clear photo = a more accurate grade
Ready to try it?
Your free daily scan unlocks as soon as you sign in. No credit card required.