# CenterMint vs Ding Detect

The clearest difference is rating: Ding Detect at 5.0 against CenterMint's 3.0. Ding Detect also leads on ads (none vs shown) and iOS requirement (15.5 vs 17.0). CenterMint's advantage is update cadence (every 3 days vs every 2 weeks). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. CenterMint sells 2 in-app purchases, starting at $4.99 per month and Ding Detect sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Ding Detect holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

CenterMint ships an update every 3 days, Ding Detect every 2 weeks. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CenterMint | Ding Detect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/centermint-card-centering/id6760965068/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ding-detect/id6773055856/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 67 MB | 66 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JIAPENG Zhao](https://appshunter.io/developer/1877119025) | [Techcave, LLC](https://appshunter.io/developer/907191026) |

## What reviewers say

### 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 |


### Ding Detect

[App page](https://appshunter.io/ios/app/ding-detect/id6773055856)

Instantly measure the centering of trading cards using your phone. Get estimated grade tiers from major grading companies and track your collection strategy. Export and share your results.

**Highlights:** Centering analysis for front and back, Grade predictions for major companies, Customizable guide controls, Scan history tracking, Dashboard performance stats, Export and share results

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Card Centering Tool | $3.99 | one-time |


## Frequently asked questions

### Is CenterMint free?

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

### Is Ding Detect free?

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

### Which has better reviews, CenterMint or Ding Detect?

Ding Detect is rated higher. CenterMint averages 3.0 out of 5 from 2 ratings, while Ding Detect averages 5.0 from 2 ratings.

### Do CenterMint or Ding Detect have ads?

CenterMint shows ads; Ding Detect does not.

### Which is updated more often, CenterMint or Ding Detect?

CenterMint ships an update every 3 days, and Ding Detect every 2 weeks. Most recently, CenterMint was updated on November 9, 2026 and Ding Detect 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.*