# Stable Diffusion vs Mic Captions

The clearest difference is in-app purchases: Mic Captions at none against Stable Diffusion's 2. Mic Captions also leads on update cadence (weekly vs fortnightly). Stable Diffusion's advantage is iOS requirement (16.0 vs 27.0). On price, ads 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. Mic Captions asks for nothing beyond the download.

Stable Diffusion ships an update fortnightly, Mic Captions weekly. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Stable Diffusion | Mic Captions |
| --- | --- | --- |
| 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 | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Freemium | — |
| Size | 106 MB | 15 MB |
| Requires iOS | **16.0** | 27.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [RapidNova](https://appshunter.io/developer/1826052446) | [Mic Captions](https://appshunter.io/developer/6800228383) |

## 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 |


### Mic Captions

[App page](https://appshunter.io/ios/app/mic-captions/id6800228380)

**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 Mic Captions free?

Mic Captions is free to download, with no in-app purchases.

### Do Stable Diffusion or Mic Captions have ads?

Neither Stable Diffusion nor Mic Captions shows ads.

### Which is updated more often, Stable Diffusion or Mic Captions?

Stable Diffusion ships an update fortnightly, and Mic Captions weekly. Most recently, Stable Diffusion was updated on October 16, 2026 and Mic Captions 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.*