# Card Centering & Grading Tool vs ThingsTrade

The clearest difference is review sentiment: ThingsTrade at 100% against Card Centering & Grading Tool's 50%. ThingsTrade also leads on rating (5.0 vs 4.2) and update cadence (every 5 days vs monthly). Card Centering & Grading Tool's advantage is ratings volume (13 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Card Centering & Grading Tool sells 4 in-app purchases, starting at $3.99 per 7 days and ThingsTrade sells 2 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

ThingsTrade holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Card Centering & Grading Tool has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of Card Centering & Grading Tool's written reviews are positive against 100% of ThingsTrade's.

Card Centering & Grading Tool ships an update monthly, ThingsTrade every 5 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Card Centering & Grading Tool | ThingsTrade |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (13 ratings)](https://appshunter.io/ios/app/card-centering-and-grading-tool/id6751225884/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/thingstrade/id6753092635/reviews)** |
| Number of ratings | **13** | 2 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Freemium | Freemium |
| Size | 16 MB | 26 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [WarthogLab](https://appshunter.io/developer/890415554) | [ThingsTrade](https://appshunter.io/developer/1842465868) |

## What reviewers say

### Card Centering & Grading Tool

[App page](https://appshunter.io/ios/app/card-centering-and-grading-tool/id6751225884)

This app uses AI and manual tools to precisely evaluate trading and sports cards for professional grading standards. It calculates centering ratios and predicts potential scores from top grading companies, supporting various card types like Pokémon, Magic: The Gathering, and sports cards.

**Highlights:** AI-powered centering analysis, Manual precision measurement tools, Grading company score prediction, Front and back centering evaluation, Universal card type support, Customizable detection settings

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gradeon Weekly Pro | $3.99 | per 7 days |
| Gradeon Weekly Pro | $3.99 | per 7 days |
| Gradeon Annual Pro | $19.99 | per year |
| Gradeon Annual Pro | $19.99 | per year |


### ThingsTrade

[App page](https://appshunter.io/ios/app/thingstrade/id6753092635)

Easily exchange items with users locally or globally. Create a profile, list items you want or have, and negotiate trades directly within the app. Stay updated with notifications and manage your conversations securely.

**Highlights:** Create user profiles, List wanted and available items, Direct in-app negotiation, Trade management, Chat history, Notifications for messages and offers

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Anual | $9.99 | per year |
| Premium TEST | $0.99 | one-time |


## Frequently asked questions

### Is Card Centering & Grading Tool free?

Card Centering & Grading Tool is free to download, with in-app purchases available.

### Is ThingsTrade free?

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

### Which has better reviews, Card Centering & Grading Tool or ThingsTrade?

ThingsTrade is rated higher. Card Centering & Grading Tool averages 4.2 out of 5 from 13 ratings, while ThingsTrade averages 5.0 from 2 ratings.

### Do Card Centering & Grading Tool or ThingsTrade have ads?

Neither Card Centering & Grading Tool nor ThingsTrade shows ads.

### Which is updated more often, Card Centering & Grading Tool or ThingsTrade?

Card Centering & Grading Tool ships an update monthly, and ThingsTrade every 5 days. Most recently, Card Centering & Grading Tool was updated on October 30, 2026 and ThingsTrade on November 5, 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.*