# QRU? vs Smile Code

The clearest difference is update cadence: Smile Code at weekly against QRU?'s every 3 weeks. QRU?'s advantage is iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

QRU? ships an update every 3 weeks, Smile Code weekly. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | QRU? | Smile Code |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 63 MB | 55 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jon Samp](https://appshunter.io/developer/1316843623) | [建良 肖](https://appshunter.io/developer/1826902436) |

## What reviewers say

### QRU?

[App page](https://appshunter.io/ios/app/qru-qr-code-debugger/id6741717337)

This tool helps developers debug QR codes by scanning them and breaking down the data into color-coded URL components. It provides instant scanning, QR code generation, and a scan history for easy management and analysis of encoded information.

**Highlights:** Colorized URL breakdown, Instant QR code scanning, QR code generation, Scan history log, Copy URL components, Open-source code

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

**In-app purchases:** none


### Smile Code

[App page](https://appshunter.io/ios/app/smile-code-vibe-coding/id6809222744)

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

**In-app purchases:** none


## Frequently asked questions

### Is QRU? free?

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

### Is Smile Code free?

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

### Do QRU? or Smile Code have ads?

Neither QRU? nor Smile Code shows ads.

### Which is updated more often, QRU? or Smile Code?

QRU? ships an update every 3 weeks, and Smile Code weekly. Most recently, QRU? was updated on October 2, 2026 and Smile Code on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*