# Cosmo Desktop vs Art Background Masterpieces 4K

The clearest difference is in-app purchases: Cosmo Desktop at none against Art Background Masterpieces 4K's 3. Art Background Masterpieces 4K's advantage is update cadence (every 2 months vs every 10 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Art Background Masterpieces 4K sells 3 in-app purchases, starting at $1.99 per month. Cosmo Desktop asks for nothing beyond the download.

Cosmo Desktop ships an update every 10 months, Art Background Masterpieces 4K every 2 months. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Cosmo Desktop | Art Background Masterpieces 4K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cosmo-desktop/id556217911/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 90.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 6 MB | 14 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Pulsely Consulting](https://appshunter.io/developer/475349326) | [Pierre Andre Bossetti Gutierrez](https://appshunter.io/developer/1776334485) |

## What reviewers say

### Cosmo Desktop

[App page](https://appshunter.io/ios/app/cosmo-desktop/id556217911)

Access stunning NASA astronomy pictures on your iOS device. Easily browse, save, and set them as your wallpaper. Enjoy a user-friendly interface for exploring the cosmos.

**Highlights:** View NASA astronomy pictures, User-friendly browsing interface, Save pictures to photo album, Set pictures as iOS wallpaper, Free and ad-less experience

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

**In-app purchases:** none


### Art Background Masterpieces 4K

[App page](https://appshunter.io/ios/app/art-background-masterpieces-4k/id6737431981)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $4.99 | per year |
| Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is Cosmo Desktop free?

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

### Is Art Background Masterpieces 4K free?

Art Background Masterpieces 4K is free to download, with in-app purchases available.

### Do Cosmo Desktop or Art Background Masterpieces 4K have ads?

Neither Cosmo Desktop nor Art Background Masterpieces 4K shows ads.

### Which is updated more often, Cosmo Desktop or Art Background Masterpieces 4K?

Cosmo Desktop ships an update every 10 months, and Art Background Masterpieces 4K every 2 months. Most recently, Cosmo Desktop was updated on November 1, 2026 and Art Background Masterpieces 4K on October 25, 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.*