# BackWalls vs HD Wallpapers 4K Backgrounds

The clearest difference is in-app purchases: BackWalls at none against HD Wallpapers 4K Backgrounds's 5. BackWalls also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. HD Wallpapers 4K Backgrounds sells 5 in-app purchases, starting at $1.99 per 7 days. BackWalls asks for nothing beyond the download.

## The numbers

| Metric | BackWalls | HD Wallpapers 4K Backgrounds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/backwalls/id1672657308/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 81 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hrishi Suthar](https://appshunter.io/developer/1660005858) | [Asad Mahmood](https://appshunter.io/developer/1700702805) |

## What reviewers say

### BackWalls

[App page](https://appshunter.io/ios/app/backwalls/id1672657308)

Discover a vast collection of wallpapers organized into categories. Save your favorites with bookmarks and preview them before applying. Upload your own creations to the cloud.

**Highlights:** Material UI design, Categorized wallpaper library, Bookmark favorite wallpapers, Cloud upload functionality, Wallpaper preview mode

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

**In-app purchases:** none


### HD Wallpapers 4K Backgrounds

[App page](https://appshunter.io/ios/app/hd-wallpapers-4k-backgrounds/id6447179211)

Discover and set exclusive AI-generated wallpapers to personalize your device. Enjoy daily updates, a vast library of categories, and an auto-changer feature for dynamic backgrounds. Make every screen interaction a visual delight.

**Highlights:** Exclusive AI wallpapers, Daily updates, Thousands of categories, Live wallpapers, Auto background changer, Simple UI and fast performance, Save and share wallpapers

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Subscription | $1.99 | per 7 days |
| Monthly Pro Subscription | $4.99 | per month |
| Yearly Pro Subscription | $44.99 | per year |
| Remove Ads | $6.99 | one-time |
| Pro Purchase | $29.99 | one-time |


## Frequently asked questions

### Is BackWalls free?

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

### Is HD Wallpapers 4K Backgrounds free?

HD Wallpapers 4K Backgrounds is free to download, with in-app purchases available.

### Do BackWalls or HD Wallpapers 4K Backgrounds have ads?

HD Wallpapers 4K Backgrounds shows ads; BackWalls does not.

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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.*