Comparison

Card Grading AI vs Watch Keep

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

This app uses AI to predict the grade of your trading cards, including Pokémon, Lorcana, and MTG. Upload images of your cards to get instant analysis of centering, edges, surface, and corners, along with a predicted grade score. It's designed for collectors and resellers to evaluate their collections before official grading.

Highlights
  • AI-powered card grading predictions
  • Supports Pokémon, Lorcana, MTG, Yu-Gi-Oh!
  • Analyzes centering, edges, surface, corners
  • Instant predicted grade score
  • Digital pre-grading assistant
  • Trained on thousands of graded cards
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

Watch Keep

Features
Read full description

Watch Keep helps you organize your watch data with clean records and practical insights. Manage your watch collection from acquisition to every wear. Key features: - Collection: Track every watch with brand, model, reference, movement, case material, dial color, and value - Parts & Straps: Monitor strap changes, crystal replacements, gaskets, and other parts with service interval alerts - Sizing Records: Log wrist circumference, lug-to-lug, case thickness, bracelet links, and spring bar sizes - Wear Log: Track when and where you wear each watch - Service History: Full service logs with cost tracking and watchmaker details - Vault: Store receipts, certificates, warranty cards, and insurance documents - Wishlist: Track watches you want to acquire with target prices - Insights: Collection value, movement breakdown, most worn watch, service spend

Screenshots

Card Grading AI4 screens
Watch Keep4 screens

Verdict

The call

The clearest difference is in-app purchases: Watch Keep at none against Card Grading AI's 6. Watch Keep also leads on ads (none vs shown). On price, device support and iOS requirement 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 Grading AI sells 6 in-app purchases, starting at $9.99 per month. Watch Keep asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Card Grading AI versus Watch Keep: the parameters behind the verdict, then further details
ParameterCard Grading AIWatch Keep
PriceFreeFree
Rating4.8 (602 ratings) — better—
Positive reviews93.0% of reviews—
Number of ratings602 — better—
Update frequencyEvery 10 days—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS15.0 — better15.1
Further details — not scored
Size74 MB33 MB
Age rating4+4+
DeveloperMatteo GiannessiKunal Panchal

In-app purchases

6 purchases

Card Grading AI

Subscriptions2
  • Unlimited Plan1 Month trial$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

Watch Keep

No in-app purchases

Questions

Is Card Grading AI free?
Card Grading AI is free to download, with in-app purchases available.
Is Watch Keep free?
Watch Keep is free to download, with no in-app purchases.
Do Card Grading AI or Watch Keep have ads?
Card Grading AI shows ads; Watch Keep does not.

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