# QR4all vs LITEON Smart Eye

The clearest difference is in-app purchases: LITEON Smart Eye at none against QR4all's 1. LITEON Smart Eye also leads on iOS requirement (14.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. QR4all sells 1 one-off in-app purchase. LITEON Smart Eye asks for nothing beyond the download.

QR4all ships an update every 2 months, LITEON Smart Eye every 6 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | QR4all | LITEON Smart Eye |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Size | 15 MB | 28 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [Tobias Huppertz](https://appshunter.io/developer/1548106214) | [Lite-On Technology Corp.](https://appshunter.io/developer/511806419) |

## What reviewers say

### QR4all

[App page](https://appshunter.io/ios/app/qr4all-qr-code-designer/id1605605135)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QR4all Pro | $4.99 | one-time |


### LITEON Smart Eye

[App page](https://appshunter.io/ios/app/liteon-smart-eye/id6470969315)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QR4all free?

QR4all is free to download, with in-app purchases available.

### Is LITEON Smart Eye free?

LITEON Smart Eye is free to download, with no in-app purchases.

### Do QR4all or LITEON Smart Eye have ads?

Neither QR4all nor LITEON Smart Eye shows ads.

### Which is updated more often, QR4all or LITEON Smart Eye?

QR4all ships an update every 2 months, and LITEON Smart Eye every 6 weeks. Most recently, QR4all was updated on November 7, 2026 and LITEON Smart Eye 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.*