# Stable Diffusion vs OptionBridge

The clearest difference is update cadence: Stable Diffusion at fortnightly against OptionBridge's every 3 months. Stable Diffusion also leads on iOS requirement (16.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Stable Diffusion sells 2 in-app purchases, starting at $6.99 per 7 days and OptionBridge sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Stable Diffusion ships an update fortnightly, OptionBridge every 3 months. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Stable Diffusion | OptionBridge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (41 ratings)](https://appshunter.io/ios/app/stable-diffusion-artrix/id6753811473/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Freemium | — |
| Size | 106 MB | 4 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [RapidNova](https://appshunter.io/developer/1826052446) | [Nicholas Daniel](https://appshunter.io/developer/1855681416) |

## What reviewers say

### Stable Diffusion

[App page](https://appshunter.io/ios/app/stable-diffusion-artrix/id6753811473)

Transform your imagination into stunning artwork with advanced AI. Describe your vision or upload a reference image to generate unique art in seconds. Explore niche styles and create with precision control.

**Highlights:** Stable Diffusion Engine, Image-to-Image transformations, Niche art styles, Multiple aspect ratios, Community gallery, Fast processing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $6.99 | per 7 days |
| Yearly Premium Access | $39.99 | per year |


### OptionBridge

[App page](https://appshunter.io/ios/app/optionbridge/id6760360958)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OptionBridgeMonthly2 | $3.99 | per month |
| OptionBridge Annual | $24.99 | per year |


## Frequently asked questions

### Is Stable Diffusion free?

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

### Is OptionBridge free?

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

### Do Stable Diffusion or OptionBridge have ads?

Neither Stable Diffusion nor OptionBridge shows ads.

### Which is updated more often, Stable Diffusion or OptionBridge?

Stable Diffusion ships an update fortnightly, and OptionBridge every 3 months. Most recently, Stable Diffusion was updated on October 1, 2026 and OptionBridge on October 5, 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.*