# CardCenter.Pro vs Grade.IQ

The clearest difference is update cadence: Grade.IQ at every 4 days against CardCenter.Pro's every 3 weeks. CardCenter.Pro's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CardCenter.Pro sells 2 in-app purchases, starting at $4.00 per month and Grade.IQ sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

CardCenter.Pro ships an update every 3 weeks, Grade.IQ every 4 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CardCenter.Pro | Grade.IQ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/cardcenterpro/id6751173362/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 38 MB | 50 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [CardCenter](https://appshunter.io/developer/1833803509) | [MARCUS WILSON HUGHES](https://appshunter.io/developer/1877077258) |

## What reviewers say

### CardCenter.Pro

[App page](https://appshunter.io/ios/app/cardcenterpro/id6751173362)

This app uses AI to analyze trading card images, providing centering measurements and estimated grades for your collection. Organize your cards, track trends, and gain insights to improve your collecting strategy.

**Highlights:** AI card scanning, Centering measurements, Estimated grades, Collection manager, Usage insights, Premium options

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.00 | per month |
| Monthly Elite | $8.00 | per month |


### Grade.IQ

[App page](https://appshunter.io/ios/app/gradeiq/id6759155592)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grade Curious | $2.99 | per month |
| Grade Enthusiast | $5.99 | per month |
| Grade Obsessed | $9.99 | per month |


## Frequently asked questions

### Is CardCenter.Pro free?

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

### Is Grade.IQ free?

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

### Do CardCenter.Pro or Grade.IQ have ads?

Neither CardCenter.Pro nor Grade.IQ shows ads.

### Which is updated more often, CardCenter.Pro or Grade.IQ?

CardCenter.Pro ships an update every 3 weeks, and Grade.IQ every 4 days. Most recently, CardCenter.Pro was updated on October 30, 2026 and Grade.IQ on October 31, 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.*