# QRCodeClock vs Lufu

The clearest difference is rating: QRCodeClock at 5.0 against Lufu's 4.3. QRCodeClock also leads on in-app purchases (none vs 7) and ads (none vs shown). Lufu's advantage is update cadence (every 2 weeks vs every 63 months) and ratings volume (21 vs 3). On price there is nothing between them.

Both are free to download. Lufu sells 7 in-app purchases, starting at $4.99 per 7 days. QRCodeClock asks for nothing beyond the download.

QRCodeClock holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Lufu has 21 ratings behind it against 3, so its average is the more settled of the two.

QRCodeClock ships an update every 63 months, Lufu every 2 weeks. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | QRCodeClock | Lufu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/qrcodeclock/id601461609/reviews)** | [4.3 (21 ratings)](https://appshunter.io/ios/app/lufu-ai-girlfriend-video-chat/id6776639603/reviews) |
| Number of ratings | 3 | **21** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 63 months | **Every 2 weeks** |
| Monetization | **Free** | Subscription |
| Size | 0 MB | 97 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Jeff Menter](https://appshunter.io/developer/403539646) | [FIKKU](https://appshunter.io/developer/1884453155) |

## What reviewers say

### QRCodeClock

[App page](https://appshunter.io/ios/app/qrcodeclock/id601461609)

This application displays the current time encoded as a QR code. It prevents your device from sleeping while active and updates the QR code every second. It is designed for iOS devices and is free to download.

**Highlights:** Displays time as QR code, Prevents device sleep, Updates every second, iOS 5.0+ compatible, Free to download

**Features:** macOS Compatibility

**In-app purchases:** none


### Lufu

[App page](https://appshunter.io/ios/app/lufu-ai-girlfriend-video-chat/id6776639603)

Engage in face-to-face video conversations with a warm, caring AI companion. This app offers a judgment-free space to talk, vent, and feel less alone, remembering your conversations to build a sense of connection.

**Highlights:** Live video conversations, Voice interaction, Personalized memory of conversations, Judgment-free emotional support, Available 24/7, Private and safe space

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Companion | $4.99 | per 7 days |
| Companion (5 min) | $7.99 | per 7 days |
| Confidant | $9.99 | per 7 days |
| Confidant (10 min) | $12.99 | per 7 days |
| Soulmate | $14.99 | per 7 days |
| Soulmate (15 min) | $17.99 | per 7 days |
| Top-Up Minutes | $29.99 | one-time |


## Frequently asked questions

### Is QRCodeClock free?

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

### Is Lufu free?

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

### Which has better reviews, QRCodeClock or Lufu?

QRCodeClock is rated higher. QRCodeClock averages 5.0 out of 5 from 3 ratings, while Lufu averages 4.3 from 21 ratings.

### Do QRCodeClock or Lufu have ads?

Lufu shows ads; QRCodeClock does not.

### Which is updated more often, QRCodeClock or Lufu?

QRCodeClock ships an update every 63 months, and Lufu every 2 weeks. Most recently, QRCodeClock was updated on November 1, 2026 and Lufu on November 10, 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.*