# CenterGrade App vs CenterMint

The clearest difference is update cadence: CenterMint at every 3 days against CenterGrade App's every 4 weeks. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. CenterGrade App sells 5 one-off in-app purchases and CenterMint sells 2 in-app purchases, starting at $4.99 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 CenterGrade App against 5.0 for CenterMint. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

CenterGrade App ships an update every 4 weeks, CenterMint every 3 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CenterGrade App | CenterMint |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/centergrade-app/id6759246214/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/centermint-card-centering/id6760965068/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 19 MB | 67 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Gabin Williams](https://appshunter.io/developer/1877631093) | [JIAPENG Zhao](https://appshunter.io/developer/1877119025) |

## What reviewers say

### CenterGrade App

[App page](https://appshunter.io/ios/app/centergrade-app/id6759246214)

This app uses AI to analyze card centering and predict grading outcomes for multiple companies. It also provides real-time market data and ROI calculations to help collectors make informed decisions before submitting cards for grading.

**Highlights:** AI centering analysis, Grade predictions for 6 companies, Real-time card values, ROI calculator, Market Pulse liquidity scores, On-device processing

**Features:** Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee Tip | $0.99 | one-time |
| Lunch Tip | $2.99 | one-time |
| CenterGrade App Pro | $4.99 | one-time |
| Dinner Tip | $4.99 | one-time |
| Pack Tip | $9.99 | one-time |


### CenterMint

[App page](https://appshunter.io/ios/app/centermint-card-centering/id6760965068)

Analyze the centering of trading cards from a single photo to determine their grading potential. It calculates border ratios and provides insights into whether a card is worth submitting for professional grading, with options for detailed analysis and submission tracking.

**Highlights:** Automatic centering measurement, Border ratio calculation, Grading standards comparison, Worth Grading? profit calculator, Submission log, Corner and edge close-ups, Line-by-line manual adjustment

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly: Card Centering | $4.99 | per month |
| Pro Yearly: Card Grading Tools | $29.99 | per year |


## Frequently asked questions

### Is CenterGrade App free?

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

### Is CenterMint free?

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

### Which has better reviews, CenterGrade App or CenterMint?

CenterGrade App and CenterMint are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do CenterGrade App or CenterMint have ads?

Both CenterGrade App and CenterMint show ads.

### Which is updated more often, CenterGrade App or CenterMint?

CenterGrade App ships an update every 4 weeks, and CenterMint every 3 days. Most recently, CenterGrade App was updated on October 24, 2026 and CenterMint on October 28, 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.*