# Stable Diffusion! AI Generator vs Mortal AI

The clearest difference is rating: Stable Diffusion! AI Generator at 4.1 against Mortal AI's 1.0. Stable Diffusion! AI Generator also leads on ratings volume (42 vs 1). Mortal AI's advantage is update cadence (every 3 weeks vs every 4 months) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Stable Diffusion! AI Generator sells 5 in-app purchases, starting at $4.99 per 7 days and Mortal AI sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Stable Diffusion! AI Generator holds the better App Store score, 4.1 against 1.0. That said, the two scores are not equally well evidenced: Stable Diffusion! AI Generator has 42 ratings behind it against 1, so its average is the more settled of the two.

Stable Diffusion! AI Generator ships an update every 4 months, Mortal AI every 3 weeks. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Stable Diffusion! AI Generator | Mortal AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (42 ratings)](https://appshunter.io/ios/app/stable-diffusion-ai-generator/id6670420972/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/mortal-ai-ai-image-generator/id6755810151/reviews) |
| Number of ratings | **42** | 1 |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 20 MB | 7 MB |
| Requires iOS | **16.0** | 17 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [Harshaben Surani](https://appshunter.io/developer/1528208960) | [Asadullah Yaseen](https://appshunter.io/developer/1513646196) |

## What reviewers say

### Stable Diffusion! AI Generator

[App page](https://appshunter.io/ios/app/stable-diffusion-ai-generator/id6670420972)

Transform your imagination into stunning visuals with an AI-powered art generator. Simply describe your idea in words, choose an art style, and watch your concepts come to life as unique images, including custom tattoo designs. Enhance your creations with upscaling capabilities and save them for future access.

**Highlights:** Text to image generation, AI tattoo design creation, Image saving and history, Image upscaling and enhancement, Multiple art styles

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Image Generator Pro Weekly | $4.99 | per 7 days |
| AI Image Generator Pro Monthly | $17.99 | per month |
| AI Image Generator Super 100 | $4.99 | one-time |
| AI Image Generator Super 200 | $8.99 | one-time |
| Lifetime | $29.99 | one-time |


### Mortal AI

[App page](https://appshunter.io/ios/app/mortal-ai-ai-image-generator/id6755810151)

Create unlimited AI art offline with a powerful image generator. Transform text into stunning HD images using various art styles and advanced controls, all without an internet connection or subscription fees. Your creations remain private and on-device.

**Highlights:** 100% Offline & Private AI Generation, Unlimited AI Image Creation, 41 Premium AI Art Styles (Free), HD Quality Output (1024x1024), Negative Prompt Control, Multiple Aspect Ratios, Advanced Generation Controls

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Week | $3.99 | per 7 days |
| One Year | $29.99 | per year |
| Life time - One time | $39.99 | one-time |


## Frequently asked questions

### Is Stable Diffusion! AI Generator free?

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

### Is Mortal AI free?

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

### Which has better reviews, Stable Diffusion! AI Generator or Mortal AI?

Stable Diffusion! AI Generator is rated higher. Stable Diffusion! AI Generator averages 4.1 out of 5 from 42 ratings, while Mortal AI averages 1.0 from 1 ratings.

### Do Stable Diffusion! AI Generator or Mortal AI have ads?

Neither Stable Diffusion! AI Generator nor Mortal AI shows ads.

### Which is updated more often, Stable Diffusion! AI Generator or Mortal AI?

Stable Diffusion! AI Generator ships an update every 4 months, and Mortal AI every 3 weeks. Most recently, Stable Diffusion! AI Generator was updated on November 8, 2026 and Mortal AI on October 30, 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.*