# 3D Wallpapers vs Cortex

The clearest difference is iOS requirement: 3D Wallpapers at 12.0 against Cortex's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 3D Wallpapers sells 1 one-off in-app purchase and Cortex sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

3D Wallpapers ships an update every 6 months, Cortex every 4 months. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 3D Wallpapers | Cortex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/3d-wallpapers-amoled-4k/id6748003432/reviews)** | — |
| Number of ratings | **10** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free with in-app purchases | — |
| Size | 44 MB | 84 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ahmad Masood](https://appshunter.io/developer/1809316932) | [Ippocode Technologies LLP](https://appshunter.io/developer/1852421273) |

## What reviewers say

### 3D Wallpapers

[App page](https://appshunter.io/ios/app/3d-wallpapers-amoled-4k/id6748003432)

Experience stunning 3D wallpapers with deep contrast and AMOLED optimization for your home and lock screens. Discover over 100,000 HD & 4K options, with daily updates and smart categories for easy browsing. Download in high resolution for a visually captivating device.

**Highlights:** True 3D and depth effect wallpapers, AMOLED-optimized with deep contrast, 4K Ultra HD quality, Lightweight and battery-friendly, Daily updates with fresh designs, Smart categories and powerful search

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3D WALLPAPERS PRO | $1.99 | one-time |


### Cortex

[App page](https://appshunter.io/ios/app/cortex-local-ai/id6757537386)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cortex Pro | $19.99 | one-time |


## Frequently asked questions

### Is 3D Wallpapers free?

3D Wallpapers is free to download, with in-app purchases available.

### Is Cortex free?

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

### Do 3D Wallpapers or Cortex have ads?

Neither 3D Wallpapers nor Cortex shows ads.

### Which is updated more often, 3D Wallpapers or Cortex?

3D Wallpapers ships an update every 6 months, and Cortex every 4 months. Most recently, 3D Wallpapers was updated on November 1, 2026 and Cortex on October 31, 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.*