# QR vs STL Viewer

The clearest difference is ads: QR at none against STL Viewer's shown. STL Viewer's advantage is iOS requirement (15.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. QR sells 2 in-app purchases, starting at $1.99 per 7 days and STL Viewer sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

QR ships an update every 4 days, STL Viewer every 6 days. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | QR | STL Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/qr-creator-qr-code-generator/id6544809297/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | Free with in-app purchases | — |
| Size | 151 MB | 48 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Meir Vaknin](https://appshunter.io/developer/1723224317) | [Sahana A S](https://appshunter.io/developer/1800491118) |

## What reviewers say

### QR

[App page](https://appshunter.io/ios/app/qr-creator-qr-code-generator/id6544809297)

Easily create and customize QR codes for various purposes, including Wi-Fi, websites, contacts, and events. Enhance your codes with logos, AI-powered backgrounds, and unique styling options. Manage and share your creations seamlessly.

**Highlights:** Generate QR codes for Wi-Fi, websites, contacts, and more, Customize pixel shapes, colors, and eye designs, Integrate logos and use AI-powered backgrounds, Save, edit, and manage QR codes in a collection, Export QR codes in JPEG, PNG, PDF, and SVG formats, Apple Watch app for quick access and sharing

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Annual | $19.99 | per year |


### STL Viewer

[App page](https://appshunter.io/ios/app/stl-viewer-3d-print-and-g-code/id6813788641)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LayerPeek Pro Monthly | $1.99 | per month |
| LayerPeek Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is QR free?

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

### Is STL Viewer free?

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

### Do QR or STL Viewer have ads?

STL Viewer shows ads; QR does not.

### Which is updated more often, QR or STL Viewer?

QR ships an update every 4 days, and STL Viewer every 6 days. Most recently, QR was updated on October 6, 2026 and STL Viewer on October 13, 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.*