# SlabMath vs Grade Sync Pro

The clearest difference is ads: Grade Sync Pro at none against SlabMath's shown. SlabMath's advantage is iOS requirement (14.0 vs 18.0). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. SlabMath sells 3 in-app purchases, starting at $4.99 per month and Grade Sync Pro sells 1 in-app purchase, starting at $24.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for SlabMath against 5.0 for Grade Sync Pro. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

## The numbers

| Metric | SlabMath | Grade Sync Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/slabmath-predict-and-profit/id6758900601/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/grade-sync-pro-card-scanner/id6759976779/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 8 MB | 30 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SLABMATH LLC](https://appshunter.io/developer/1875616748) | [Mario Miron](https://appshunter.io/developer/1832534931) |

## What reviewers say

### SlabMath

[App page](https://appshunter.io/ios/app/slabmath-predict-and-profit/id6758900601)

This app helps collectors determine if grading their trading cards is financially worthwhile. It uses AI to analyze card condition, predict grade probabilities, and calculate expected returns after factoring in grading fees and market value.

**Highlights:** AI card condition analysis, Grade probability estimates, Market price insights, Expected value calculation, Grading decision verdict, Supports multiple TCGs

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $4.99 | per month |
| Master | $9.99 | per month |
| Elite | $49.99 | per month |


### 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 |


## Frequently asked questions

### Is SlabMath free?

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

### Is Grade Sync Pro free?

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

### Which has better reviews, SlabMath or Grade Sync Pro?

SlabMath and Grade Sync Pro are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do SlabMath or Grade Sync Pro have ads?

SlabMath shows ads; Grade Sync Pro does not.

---

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