# AdPreviewer vs Instant Card Grading

The clearest difference is review sentiment: AdPreviewer at 100% against Instant Card Grading's 29%. AdPreviewer also leads on rating (5.0 vs 3.5) and in-app purchases (none vs 1). Instant Card Grading's advantage is update cadence (every 4 months vs every 14 months) and ratings volume (19 vs 2). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Instant Card Grading sells 1 one-off in-app purchase. AdPreviewer asks for nothing beyond the download.

AdPreviewer holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: Instant Card Grading has 19 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of AdPreviewer's written reviews are positive against 29% of Instant Card Grading's.

AdPreviewer ships an update every 14 months, Instant Card Grading every 4 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | AdPreviewer | Instant Card Grading |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/adpreviewer/id949612320/reviews)** | [3.5 (19 ratings)](https://appshunter.io/ios/app/instant-card-grading/id6469464438/reviews) |
| Number of ratings | 2 | **19** |
| Positive reviews | **100.0% of reviews** | 28.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 11 MB | 28 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FreeWheel Media Inc.](https://appshunter.io/developer/949612319) | [12 Triangles LLC](https://appshunter.io/developer/1249863049) |

## What reviewers say

### AdPreviewer

[App page](https://appshunter.io/ios/app/adpreviewer/id949612320)

This tool allows users to preview ads rendered by the FreeWheel iOS AdManager. It functions as a player for FreeWheel ad responses, enabling verification of composed or captured ad content.

**Highlights:** Ad playback integration, FreeWheel iOS AdManager support, Preview composed ad responses, Verify captured ad responses, Configurator tool integration

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

**In-app purchases:** none


### Instant Card Grading

[App page](https://appshunter.io/ios/app/instant-card-grading/id6469464438)

Analyze the centering of your trading cards instantly and accurately. This tool provides professional-quality pre-grading analysis to help you decide which cards to submit for official grading, saving you time and money.

**Highlights:** Instant centering analysis, Free pre-grading tool, Professional-grade accuracy, Works with all trading cards, Easy-to-use interface, Save and track cards

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is AdPreviewer free?

AdPreviewer is free to download, with no in-app purchases.

### Is Instant Card Grading free?

Instant Card Grading is free to download, with in-app purchases available.

### Which has better reviews, AdPreviewer or Instant Card Grading?

AdPreviewer is rated higher. AdPreviewer averages 5.0 out of 5 from 2 ratings, while Instant Card Grading averages 3.5 from 19 ratings.

### Do AdPreviewer or Instant Card Grading have ads?

Instant Card Grading shows ads; AdPreviewer does not.

### Which is updated more often, AdPreviewer or Instant Card Grading?

AdPreviewer ships an update every 14 months, and Instant Card Grading every 4 months. Most recently, AdPreviewer was updated on November 1, 2026 and Instant Card Grading on November 3, 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.*