Comparison

Card Grader App vs UnSlabbed

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Card Grader App

This app assists collectors in evaluating and documenting the condition of trading cards. It offers a guided process for capturing card images and uses AI for condition analysis, providing a clear grade breakdown and shareable images of graded cards.

Highlights
  • Guided card capture
  • AI-assisted condition analysis
  • Clean grade breakdown
  • Slabbed card image generation
  • Organized card history
  • Easy sharing
Features
Read full description

Card Grader App helps collectors quickly evaluate and document the condition of their trading cards with a simple, guided workflow. It is designed to make grading easier to understand, faster to complete, and more consistent from card to card. - Guided card capture with clear prompts for front and back photos - AI-assisted condition analysis across key grading categories - Clean grade breakdown so you can see how the final result is formed - Slabbed card image generation for a polished presentation of your grade - Easy sharing of your slabbed card image with friends, buyers, and communities - Organized card history to review and compare previous grading results Whether you are checking a new pull, reviewing your collection, or preparing cards for sale, Card Grader App gives you a dependable way to grade with confidence and keep everything in one place. Disclaimer: This app provides centering estimates for educational purposes only. It is not affiliated with PSA, BGS, SGC, CGC, TAG, or ACE. Actual grades may differ. Privacy Policy: https://sites.google.com/view/allegrodigital/privacy-policy Terms of Use: https://sites.google.com/view/allegrodigital/terms-of-use

About

UnSlabbed

Estimate the grading of your trading cards from photos before sending them for professional certification. Analyze centering, corners, edges, and surface, and check recent sales data for predicted grades. Save your grading history and share results.

Highlights
  • Photo-based card grading
  • Centering, corners, edges, surface analysis
  • Estimates grades for major services
  • Looks up sold comps for predicted grades
  • Credit system for grading
  • Grade remapping across companies
  • Grading history
  • Shareable grade images
Features
Read full description

UnSlabbed estimates a grade against the published standards of PSA, Beckett, CGC, SGC, TAG, and ACE from photos of a raw trading card, before you pay to slab it. Shoot the front and back. UnSlabbed measures centering, grades corners, edges, and surface, and looks up recent sold comps for that predicted grade. One credit = one AI grade. After a grade, switch companies to remap the result without spending another credit. History saves every card. Share a neon grade image if you want. Not affiliated with PSA, Beckett, CGC, SGC, TAG, or ACE. Results are unofficial estimates, not a certification. Quick Grade: free, unlimited on-device grading with a score range and defect marks. Upgrade to AI Full Grade for detailed subgrades and prices.

Screenshots

Card Grader App4 screens
UnSlabbed3 screens

Verdict

The call

The clearest difference is rating: UnSlabbed at 5.0 against Card Grader App's 3.7. UnSlabbed also leads on update cadence (every 5 days vs monthly). Card Grader App's advantage is ads (none vs shown) and ratings volume (3 vs 1). On price, in-app purchases, monetization model and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Card Grader App sells 2 in-app purchases, starting at $4.99 per 7 days and UnSlabbed sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

UnSlabbed holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

Card Grader App ships an update monthly, UnSlabbed every 5 days. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.

Scorecard5 real differences · 4 level
Card Grader App versus UnSlabbed: the parameters behind the verdict, then further details
ParameterCard Grader AppUnSlabbed
PriceFreeFree
Rating3.7 (3 ratings)5.0 (1 ratings) — better
Number of ratings3 — better1
Update frequencyMonthlyEvery 5 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.0
Further details — not scored
Size20 MB19 MB
Age rating4+4+
DeveloperAllegro DigitalPhilip Disanto

Customer experience

Card Grader App

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

UnSlabbed

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Card Grader App

Subscriptions2
  • Weekly Subscription$4.997 Days
  • Yearly Subscription3 Days trial$29.991 Year
4 purchases

UnSlabbed

One-time4
  • 20 Grades$4.99
  • Unlimited Centering$4.99
  • 50 Grades$9.99
Show 1 more
  • 120 Grades$19.99

Questions

Is Card Grader App free?
Card Grader App is free to download, with in-app purchases available.
Is UnSlabbed free?
UnSlabbed is free to download, with in-app purchases available.
Which has better reviews, Card Grader App or UnSlabbed?
UnSlabbed is rated higher. Card Grader App averages 3.7 out of 5 from 3 ratings, while UnSlabbed averages 5.0 from 1 ratings.
Do Card Grader App or UnSlabbed have ads?
UnSlabbed shows ads; Card Grader App does not.
Which is updated more often, Card Grader App or UnSlabbed?
Card Grader App ships an update monthly, and UnSlabbed every 5 days. Most recently, Card Grader App was updated on October 23, 2026 and UnSlabbed on October 29, 2026.

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