# Liti Yarn Calculator vs QR Code Generator

The clearest difference is in-app purchases: Liti Yarn Calculator at none against QR Code Generator's 2. Liti Yarn Calculator also leads on iOS requirement (13.0 vs 15.1). QR Code Generator's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. QR Code Generator sells 2 in-app purchases, starting at $17.99 per month. Liti Yarn Calculator asks for nothing beyond the download.

Liti Yarn Calculator ships an update every 9 days, QR Code Generator every 5 days. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Liti Yarn Calculator | QR Code Generator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 5 days** |
| Size | 14 MB | 47 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Followal Infotech LLP](https://appshunter.io/developer/1460210464) | [Piotr Rudnicki](https://appshunter.io/developer/1245760526) |

## What reviewers say

### Liti Yarn Calculator

[App page](https://appshunter.io/ios/app/liti-yarn-calculator/id6504857561)

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

**In-app purchases:** none


### QR Code Generator

[App page](https://appshunter.io/ios/app/qr-code-generator-qrfiddle/id6754155444)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QRFiddle Premium unlimited QR Codes | $17.99 | per month |
| QRFiddle QR Codes Generator Yearly | $129.00 | per year |


## Frequently asked questions

### Is Liti Yarn Calculator free?

Liti Yarn Calculator is free to download, with no in-app purchases.

### Is QR Code Generator free?

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

### Do Liti Yarn Calculator or QR Code Generator have ads?

Liti Yarn Calculator shows ads; QR Code Generator does not.

### Which is updated more often, Liti Yarn Calculator or QR Code Generator?

Liti Yarn Calculator ships an update every 9 days, and QR Code Generator every 5 days. Most recently, Liti Yarn Calculator was updated on October 7, 2026 and QR Code Generator on October 16, 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.*