# Centrd vs UnSlabbed

The clearest difference is ads: Centrd at none against UnSlabbed's shown. Centrd also leads on iOS requirement (16.0 vs 18.0). UnSlabbed's advantage is update cadence (every 5 days vs every 10 days). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Centrd sells 5 in-app purchases, starting at $3.99 per month and UnSlabbed sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Centrd ships an update every 10 days, UnSlabbed every 5 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Centrd | UnSlabbed |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/unslabbed/id6806705048/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 53 MB | 19 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Justin Logan](https://appshunter.io/developer/6788557488) | [Philip Disanto](https://appshunter.io/developer/6806705050) |

## What reviewers say

### Centrd

[App page](https://appshunter.io/ios/app/centrd-card-centering-tool/id6788557486)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Centrd Premium | $3.99 | per month |
| Centrd Premium (Yearly) | $29.99 | per year |
| Supporter | $1.99 | one-time |
| Big supporter | $4.99 | one-time |
| Generous supporter | $9.99 | one-time |


### UnSlabbed

[App page](https://appshunter.io/ios/app/unslabbed/id6806705048)

Estimate the grading of your trading cards from photos before sending them for professional certification. Analyze centering, corners, edges, and surface, and check recent sales data for predicted grades. Save your grading history and share results.

**Highlights:** Photo-based card grading, Centering, corners, edges, surface analysis, Estimates grades for major services, Looks up sold comps for predicted grades, Credit system for grading, Grade remapping across companies, Grading history, Shareable grade images

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20 Grades | $4.99 | one-time |
| Unlimited Centering | $4.99 | one-time |
| 50 Grades | $9.99 | one-time |
| 120 Grades | $19.99 | one-time |


## Frequently asked questions

### Is Centrd free?

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

### Is UnSlabbed free?

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

### Do Centrd or UnSlabbed have ads?

UnSlabbed shows ads; Centrd does not.

### Which is updated more often, Centrd or UnSlabbed?

Centrd ships an update every 10 days, and UnSlabbed every 5 days. Most recently, Centrd was updated on October 25, 2026 and UnSlabbed on October 29, 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.*