# Convertology vs PixelQR Scan

The clearest difference is in-app purchases: PixelQR Scan at none against Convertology's 2. PixelQR Scan also leads on ratings volume (11 vs 1). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Convertology sells 2 in-app purchases, starting at $3.99 per 7 days. PixelQR Scan asks for nothing beyond the download.

Convertology holds the better App Store score, 4.0 against 3.8. That said, the two scores are not equally well evidenced: PixelQR Scan has 11 ratings behind it against 1, so its average is the more settled of the two.

Convertology ships an update every 6 days, PixelQR Scan every 9 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Convertology | PixelQR Scan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/convertology/id6764801500/reviews)** | [3.8 (11 ratings)](https://appshunter.io/ios/app/pixelqr-scan/id6781202801/reviews) |
| Number of ratings | 1 | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 6 days** | Every 9 days |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 53 MB | 78 MB |
| Requires iOS | 18.6 | **17.6** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ADNAN STRUJIC](https://appshunter.io/developer/1895920092) | [Fuzhou Zhiyue Interactive Technology Co.,Ltd](https://appshunter.io/developer/6781202803) |

## What reviewers say

### Convertology

[App page](https://appshunter.io/ios/app/convertology/id6764801500)

This utility app offers precise unit conversions across a vast range of categories, from everyday measurements to specialized scientific and engineering units. It features a clean interface with quick search, favorites, history, and adjustable precision for efficient use in various settings.

**Highlights:** Extensive unit categories, Quick unit search, Favorites and history, Adjustable result precision, Light and dark mode interface, Copy and share results

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $3.99 | per 7 days |
| Yearly Premium | $29.99 | per year |


### PixelQR Scan

[App page](https://appshunter.io/ios/app/pixelqr-scan/id6781202801)

Easily scan QR codes and barcodes from your camera or photos. Create custom codes for various content types, style them, and manage your history. Offers quick actions and local data storage for privacy.

**Highlights:** QR code and barcode scanning, Image-based code recognition, QR code creation, Styled code output, Local history and export, Home Screen quick actions

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

**In-app purchases:** none


## Frequently asked questions

### Is Convertology free?

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

### Is PixelQR Scan free?

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

### Which has better reviews, Convertology or PixelQR Scan?

Convertology is rated higher. Convertology averages 4.0 out of 5 from 1 ratings, while PixelQR Scan averages 3.8 from 11 ratings.

### Do Convertology or PixelQR Scan have ads?

Both Convertology and PixelQR Scan show ads.

### Which is updated more often, Convertology or PixelQR Scan?

Convertology ships an update every 6 days, and PixelQR Scan every 9 days. Most recently, Convertology was updated on October 31, 2026 and PixelQR Scan on November 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.*