CHCK.AI vs Gradea.id
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CHCK.AI
Easily appraise sports trading cards using AI and expert insights. Scan your cards to get real-time market data, discover hidden gems, and receive pre-grade assessments before professional submission. Showcase your collection and curate custom sets.
- AI-powered card scanning
- Real-time market pricing
- Expert-verified pre-grading
- Collection cataloging
- Custom set curation
- Shareable card/set links
Read full descriptionHide full description
Welcome to the smartest home base for your sports cards. Scan your cards to discover your next grail, follow market pricing, and showcase your collection. Scan your cards & see real-time market data - Dust off old (or new) stacks and get instant, real-time price data and history - Scan your cards and our proprietary pricing AI will help you unearth hidden gems in seconds Get smart with AI-powered, expert-verified grading - Get an easy trusted pre-grade before you commit to mailing your card into PSA or Beckett - Shoebox Pre-Grades are both generated by accurate AI and reviewed by real experts Share your collection & curate your own sets - Catalog your cards in sets: curated “binders” that fit in the palm of your hand - Connect with other users and share links to individual cards or sets with anyone—even off the app
Gradea.id
This app uses AI and computer vision to predict how major grading services will score your trading cards. It helps collectors decide if grading a card is financially worthwhile by estimating grades and return on investment.
- AI-powered grade prediction
- Major TPG grade estimates
- Population data at predicted grades
- ROI analysis for grading
- Collector-focused design
Read full descriptionHide full description
Gradeaid was built by collectors for collectors to answer one fundamental question. Is it worth is for me to grade my card or not? Using AI and computer vision, Gradeaid predicts how the major TPGs will grade your card before you send it in for grading. * Predicted grades for the 3 major TPGs * Population at predicted grades * ROI on grading vs. selling raw
Screenshots
Verdict
The clearest difference is rating: CHCK.AI at 3.4 against Gradea.id's 2.1. CHCK.AI also leads on in-app purchases (none vs 13) and review sentiment (55% vs 23%). Gradea.id's advantage is ads (none vs shown) and update cadence (every 9 days vs every 5 weeks). On price 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
Both are free to download. Gradea.id sells 13 in-app purchases, starting at $5.99 per month. CHCK.AI asks for nothing beyond the download.
CHCK.AI holds the better App Store score, 3.4 against 2.1. Both are backed by a comparable volume of ratings — 33 and 9 respectively. Written reviews point the same way: 55% of CHCK.AI's written reviews are positive against 23% of Gradea.id's.
CHCK.AI ships an update every 5 weeks, Gradea.id every 9 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | CHCK.AI | Gradea.id |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (33 ratings) — better | 2.1 (9 ratings) |
| Positive reviews | 54.5% of reviews — better | 23.1% of reviews |
| Number of ratings | 33 — better | 9 |
| Update frequency | Every 5 weeks | Every 9 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Freemium |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 14.0.0 — better |
| Further details — not scored | ||
| Size | 64 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | Shoebox Inc. | Dna Technology Holdings, LLC |
Customer experience
CHCK.AI
Gradea.id
In-app purchases
CHCK.AI
No in-app purchases
Gradea.id
- Gradeaid Premium - 1 Month3 Days trial$5.991 Month
- Gradeaid Premium - 1 Year$59.991 Year
- 1 extra submission this month$0.99
- 300 Trophies$1.99
- 5 extra submissions$3.99
Show 8 moreShow fewer
- No Ads$4.99
- Gradeaid Gift Card$9.99
- 5 extra permanent submissions$12.99
- Gradeaid Premium$14.99
- 25 extra submissions$14.99
- 3000 Trophies$18.99
- 15 permanent submission slots$24.99
- 25 permanent submission slots$59.99
