# Card Centering Calculator Tool vs OakGrade

The clearest difference is ads: Card Centering Calculator Tool at none against OakGrade's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Card Centering Calculator Tool sells 3 in-app purchases, starting at $5.99 per 7 days and OakGrade sells 1 in-app purchase, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

Card Centering Calculator Tool ships an update every 2 weeks, OakGrade every 10 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Card Centering Calculator Tool | OakGrade |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/card-centering-calculator-tool/id6747995027/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 67 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Halis Bilal Kara](https://appshunter.io/developer/1537304083) | [JOSE LUIS AVILES CASTILLO](https://appshunter.io/developer/6789779886) |

## What reviewers say

### Card Centering Calculator Tool

[App page](https://appshunter.io/ios/app/card-centering-calculator-tool/id6747995027)

This tool helps collectible card enthusiasts accurately measure card centering for grading purposes. It supports various sports and trading cards, allowing users to organize their collections and prepare for professional grading services.

**Highlights:** Card centering calculation via photo, Supports sports and TCG cards, Grading preparation for PSA, Beckett, CGC, Personal card collection management, Easy measuring and result sharing, Optimized for serious collectors

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $5.99 | per 7 days |
| Annual Premium | $24.99 | per year |
| Annual premium | $39.99 | per year |


### OakGrade

[App page](https://appshunter.io/ios/app/oakgrade/id6789779884)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OakGrade Pro | $12.99 | per month |


## Frequently asked questions

### Is Card Centering Calculator Tool free?

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

### Is OakGrade free?

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

### Do Card Centering Calculator Tool or OakGrade have ads?

OakGrade shows ads; Card Centering Calculator Tool does not.

### Which is updated more often, Card Centering Calculator Tool or OakGrade?

Card Centering Calculator Tool ships an update every 2 weeks, and OakGrade every 10 days. Most recently, Card Centering Calculator Tool was updated on October 30, 2026 and OakGrade 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.*