# CHCK.AI vs Gradea.id

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.

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.

## The numbers

| Metric | CHCK.AI | Gradea.id |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (33 ratings)](https://appshunter.io/ios/app/chckai-card-grading/id1580090666/reviews)** | [2.1 (9 ratings)](https://appshunter.io/ios/app/gradeaid/id1667748106/reviews) |
| Number of ratings | **33** | 9 |
| Positive reviews | **54.5% of reviews** | 23.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | **Ad-supported** | Freemium |
| Size | 64 MB | 47 MB |
| Requires iOS | 17.0 | **14.0.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shoebox Inc.](https://appshunter.io/developer/1745157528) | [Dna Technology Holdings, LLC](https://appshunter.io/developer/1667748108) |

## What reviewers say

### CHCK.AI

[App page](https://appshunter.io/ios/app/chckai-card-grading/id1580090666)

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.

**Highlights:** AI-powered card scanning, Real-time market pricing, Expert-verified pre-grading, Collection cataloging, Custom set curation, Shareable card/set links

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### Gradea.id

[App page](https://appshunter.io/ios/app/gradeaid/id1667748106)

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.

**Highlights:** AI-powered grade prediction, Major TPG grade estimates, Population data at predicted grades, ROI analysis for grading, Collector-focused design

**Features:** macOS Compatibility

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gradeaid Premium - 1 Month | $5.99 | per month |
| Gradeaid Premium - 1 Year | $59.99 | per year |
| 1 extra submission this month | $0.99 | one-time |
| 300 Trophies | $1.99 | one-time |
| 5 extra submissions | $3.99 | one-time |
| No Ads | $4.99 | one-time |
| Gradeaid Gift Card | $9.99 | one-time |
| 5 extra permanent submissions | $12.99 | one-time |
| Gradeaid Premium | $14.99 | one-time |
| 25 extra submissions | $14.99 | one-time |
| 3000 Trophies | $18.99 | one-time |
| 15 permanent submission slots | $24.99 | one-time |
| 25 permanent submission slots | $59.99 | one-time |


## Frequently asked questions

### Is CHCK.AI free?

CHCK.AI is free to download, with no in-app purchases.

### Is Gradea.id free?

Gradea.id is free to download, with in-app purchases available.

### Which has better reviews, CHCK.AI or Gradea.id?

CHCK.AI is rated higher. CHCK.AI averages 3.4 out of 5 from 33 ratings, while Gradea.id averages 2.1 from 9 ratings.

### Do CHCK.AI or Gradea.id have ads?

CHCK.AI shows ads; Gradea.id does not.

### Which is updated more often, CHCK.AI or Gradea.id?

CHCK.AI ships an update every 5 weeks, and Gradea.id every 9 days. Most recently, CHCK.AI was updated on October 27, 2026 and Gradea.id on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*