# Zipper Lock Screen 4K vs HR Metrix

The clearest difference is ads: HR Metrix at none against Zipper Lock Screen 4K's shown. HR Metrix also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | Zipper Lock Screen 4K | HR Metrix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (128 ratings)](https://appshunter.io/ios/app/zipper-lock-screen-4k/id6740501327/reviews)** | — |
| Number of ratings | **128** | — |
| Positive reviews | 21.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 weeks |
| Monetization | Ad-supported | — |
| Size | 35 MB | 30 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mourad Boussekkine](https://appshunter.io/developer/1704659346) | [Usman Chelambra](https://appshunter.io/developer/1659171686) |

## What reviewers say

### Zipper Lock Screen 4K

[App page](https://appshunter.io/ios/app/zipper-lock-screen-4k/id6740501327)

Personalize your device with stylish zipper lock screen designs and a vast collection of 4K wallpapers. Easily set up custom backgrounds, including your own photos, and enjoy a new wallpaper daily. This app offers a fun and creative way to secure and customize your phone's lock screen.

**Highlights:** Wide range of 4K wallpapers, Upload your own photos, Wallpaper of the Day, Easy setup and real-time preview, Lightweight and efficient performance

**Features:** macOS Compatibility

**In-app purchases:** none


### HR Metrix

[App page](https://appshunter.io/ios/app/hr-metrix/id6812234924)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zipper Lock Screen 4K free?

Zipper Lock Screen 4K is free to download, with no in-app purchases.

### Is HR Metrix free?

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

### Do Zipper Lock Screen 4K or HR Metrix have ads?

Zipper Lock Screen 4K shows ads; HR Metrix does not.

---

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