# Grade Sync Pro vs Card Check

The clearest difference is in-app purchases: Card Check at none against Grade Sync Pro's 1. Card Check also leads on update cadence (every 9 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Grade Sync Pro sells 1 in-app purchase, starting at $24.99 per month. Card Check asks for nothing beyond the download.

Grade Sync Pro ships an update every 3 weeks, Card Check every 9 days. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Grade Sync Pro | Card Check |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/grade-sync-pro-card-scanner/id6759976779/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Freemium | — |
| Size | 30 MB | 2 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mario Miron](https://appshunter.io/developer/1832534931) | [Darren Ustaris](https://appshunter.io/developer/6772664158) |

## What reviewers say

### Grade Sync Pro

[App page](https://appshunter.io/ios/app/grade-sync-pro-card-scanner/id6759976779)

This AI-powered tool helps trading card enthusiasts identify, analyze, and estimate the condition of collectible cards. It provides detailed grading analysis, centering tools, and market price insights to assist collectors and investors.

**Highlights:** AI card identification, AI grading analysis, Advanced centering tool, PSA submission preparation, Market price insights, Personal card inventory

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GSP Pro Monthly | $24.99 | per month |


### Card Check

[App page](https://appshunter.io/ios/app/card-check/id6775252402)

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

**In-app purchases:** none


## Frequently asked questions

### Is Grade Sync Pro free?

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

### Is Card Check free?

Card Check is free to download, with no in-app purchases.

### Do Grade Sync Pro or Card Check have ads?

Neither Grade Sync Pro nor Card Check shows ads.

### Which is updated more often, Grade Sync Pro or Card Check?

Grade Sync Pro ships an update every 3 weeks, and Card Check every 9 days. Most recently, Grade Sync Pro was updated on October 9, 2026 and Card Check on October 25, 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.*