# AdPreviewer vs QR Code Scanner * Generator

The clearest difference is rating: AdPreviewer at 5.0 against QR Code Scanner * Generator's 4.0. AdPreviewer also leads on in-app purchases (none vs 3). QR Code Scanner * Generator's advantage is update cadence (every 11 days vs every 14 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. QR Code Scanner * Generator sells 3 in-app purchases, starting at $0.99 per month. AdPreviewer asks for nothing beyond the download.

AdPreviewer holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

AdPreviewer ships an update every 14 months, QR Code Scanner * Generator every 11 days. The most recent releases landed on September 28, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | AdPreviewer | QR Code Scanner * Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/adpreviewer/id949612320/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/qr-code-scanner-generator/id6505010552/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 11 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 11 MB | 44 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FreeWheel Media Inc.](https://appshunter.io/developer/949612319) | [万象 包](https://appshunter.io/developer/1700902399) |

## 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


### QR Code Scanner * Generator

[App page](https://appshunter.io/ios/app/qr-code-scanner-generator/id6505010552)

Easily scan and generate custom QR codes for various information types. Save scanned history, manage created codes, and customize designs with themes and logos. Offers a free trial with a monthly subscription for unlimited access.

**Highlights:** Scan all QR code and barcode types, Create custom QR codes, Customize QR code styles, colors, and logos, Save and manage scan history, Open links and connect directly, Add scanned events to calendar, Add scanned contacts to address book

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| QR Master PRO - 1 month | $1.99 | per month |
| Annual | $4.99 | per year |


## Frequently asked questions

### Is AdPreviewer free?

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

### Is QR Code Scanner * Generator free?

QR Code Scanner * Generator is free to download, with in-app purchases available.

### Which has better reviews, AdPreviewer or QR Code Scanner * Generator?

AdPreviewer is rated higher. AdPreviewer averages 5.0 out of 5 from 2 ratings, while QR Code Scanner * Generator averages 4.0 from 1 ratings.

### Do AdPreviewer or QR Code Scanner * Generator have ads?

Neither AdPreviewer nor QR Code Scanner * Generator shows ads.

### Which is updated more often, AdPreviewer or QR Code Scanner * Generator?

AdPreviewer ships an update every 14 months, and QR Code Scanner * Generator every 11 days. Most recently, AdPreviewer was updated on September 28, 2026 and QR Code Scanner * Generator on October 5, 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.*