Comparison

Card Grading AI vs gemly_card

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

Head to head
About

Card Grading AI

Estimate the grade of your trading cards using AI analysis of photos. Catalog your collection, track its value, and explore market trends. Supports various TCG and sports cards.

Highlights
  • AI card grading estimation
  • Subgrade analysis (centering, corners, edges, surface)
  • Digital portfolio and catalog
  • Estimated collection value tracking
  • TCG and sports card catalog
  • Market trend discovery
Features
Read full description

Estimate your card's grade before you submit it for professional grading. Photograph the front and back to review centering, corners, edges and surface with Card Grading AI. AI GRADING & CENTERING • Get an estimated grade with all four subgrades. • Check border alignment with the dedicated centering tool. • Revisit your grading history and digital slabs. YOUR PORTFOLIO & CARD CATALOG • Build your collection and follow its estimated value using available market prices. • Browse supported cards and sets in the TCG catalog. • Track the cards you own and find the ones you still need. MORE TO EXPLORE Discover Top Singles, Best to Grade and Top Sealed lists for ideas to research. Check the update dates shown in the app when reviewing these lists. FOR TCG & SPORTS CARD COLLECTORS Use CGA with Pokémon, sports cards, Magic: The Gathering, Yu-Gi-Oh! and Disney Lorcana. Catalog coverage and available prices vary by card and set. FREE DOWNLOAD & OPTIONAL UPGRADES Some features require an in-app purchase. See the app for available plans and included features. ABOUT AI ESTIMATES Results are estimates based on your photos, not authentication or official certification. Lighting, glare, sleeves and hidden defects can affect the result. Professional grades may differ. CGA is independent and is not affiliated with professional grading companies or the owners of the card brands mentioned. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

gemly_card

Features
Read full description

Gemly measures the centering of your trading cards. • Snap a photo — the card is auto-straightened • Card edges align automatically; just set the inner artwork frame • Zoom in on a ruler grid for precise, pixel-level adjustment • Instantly see top/bottom and left/right border ratios (e.g. 52/48) and a centering score • Save your measurements and revisit them anytime Know exactly how well-centered your card is before you send it off for grading. Note: Gemly is a reference measuring tool and does not provide official grades.

Screenshots

Card Grading AI4 screens
gemly_card2 screens

Verdict

The call

The clearest difference is price: Card Grading AI at Free against gemly_card's $0.99. Card Grading AI also leads on iOS requirement (15.0 vs 17.6). gemly_card's advantage is in-app purchases (none vs 6) and ads (none vs shown). On 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

Card Grading AI is free to download; gemly_card costs $0.99 up front. Card Grading AI sells 6 in-app purchases, starting at $9.99 per month. gemly_card asks for nothing beyond the download.

UpkeepUpdate frequency

Card Grading AI ships an update every 10 days, gemly_card every 5 days. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

Scorecard5 real differences · 5 level
Card Grading AI versus gemly_card: the parameters behind the verdict, then further details
ParameterCard Grading AIgemly_card
PriceFree — better$0.99
Rating4.8 (615 ratings) — better—
Positive reviews93.1% of reviews—
Number of ratings615 — better—
Update frequencyEvery 10 daysEvery 5 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.6
Further details — not scored
Size74 MB5 MB
Age rating+44+
DeveloperMatteo Giannessionnomad inc.

In-app purchases

6 purchases

Card Grading AI

Subscriptions2
  • Unlimited Plan$9.991 Month
  • Card Grading AI yearly plan$59.991 Year
One-time4
  • Unlimited Plan$19.99
  • Pro Plan upgrade$39.99
  • Pro plan$49.99
Show 1 more
  • CGA Lifetime plan$149.99
None

gemly_card

No in-app purchases

Questions

Is Card Grading AI free?
Card Grading AI is free to download, with in-app purchases available.
Is gemly_card free?
gemly_card costs $0.99, with no in-app purchases.
Do Card Grading AI or gemly_card have ads?
Card Grading AI shows ads; gemly_card does not.
Which is updated more often, Card Grading AI or gemly_card?
Card Grading AI ships an update every 10 days, and gemly_card every 5 days. Most recently, Card Grading AI was updated on October 31, 2026 and gemly_card on October 25, 2026.

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