# Stable Diffusion vs MJ AI Image Generator

The clearest difference is in-app purchases: MJ AI Image Generator at none against Stable Diffusion's 3. Stable Diffusion's advantage is review sentiment (24% vs 0%). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. Stable Diffusion sells 3 in-app purchases, starting at $5.99 per 7 days. MJ AI Image Generator asks for nothing beyond the download.

Stable Diffusion ships an update weekly, MJ AI Image Generator every 5 days. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Stable Diffusion | MJ AI Image Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/mj-ai-image-generator/id6792293260/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **23.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 55 MB | 33 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Onur Kaplan](https://appshunter.io/developer/1803971531) | [Emrullah Bas](https://appshunter.io/developer/6772481997) |

## What reviewers say

### Stable Diffusion

[App page](https://appshunter.io/ios/app/stable-diffusion-ai-generator/id6757918876)

Generate unique images from text prompts using AI. Create anime art, realistic photos, digital art, and more for social media, creative projects, or design materials. Offers unlimited access and 4K generation through in-app purchases.

**Highlights:** AI image generation from text, Multiple art styles (anime, realistic, digital), Profile icon and avatar creation, Design material generation, Text to image conversion, 4K image generation (premium)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $5.99 | per 7 days |
| Yearly Plan | $34.99 | per year |
| Lifetime Premium | $99.99 | one-time |


### MJ AI Image Generator

[App page](https://appshunter.io/ios/app/mj-ai-image-generator/id6792293260)

Transformez vos idées en art IA spectaculaire en quelques secondes. Décrivez ce que vous voulez, choisissez un style, et regardez vos images prendre vie sans aucune compétence en design. Idéal pour créer des fonds d'écran, avatars, et du contenu pour les réseaux sociaux.

**Highlights:** Text to image generation, Built-in prompt ideas generator, 8 artistic styles, Multiple aspect ratios, Save and share creations, HD export

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

**In-app purchases:** none


## Frequently asked questions

### Is Stable Diffusion free?

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

### Is MJ AI Image Generator free?

MJ AI Image Generator is free to download, with no in-app purchases.

### Do Stable Diffusion or MJ AI Image Generator have ads?

Neither Stable Diffusion nor MJ AI Image Generator shows ads.

### Which is updated more often, Stable Diffusion or MJ AI Image Generator?

Stable Diffusion ships an update weekly, and MJ AI Image Generator every 5 days. Most recently, Stable Diffusion was updated on October 15, 2026 and MJ AI Image Generator on October 9, 2026.

---

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