# Auto Audio vs Md Preview

The clearest difference is update cadence: Md Preview at every 3 days against Auto Audio's every 4 weeks. Auto Audio's advantage is price ($0.99 vs $2.99) and device support (4 vs 2). On ads and in-app purchases there is nothing between them.

Auto Audio costs $0.99 and Md Preview $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Auto Audio ships an update every 4 weeks, Md Preview every 3 days. The most recent releases landed on October 19, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Auto Audio | Md Preview |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | — | **[4.4 (5 ratings)](https://appshunter.io/ios/app/md-preview-markdown-viewer/id6760341080/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 71.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 days** |
| Monetization | — | Paid |
| Size | 4 MB | 4 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [方 沈](https://appshunter.io/developer/882296318) | [CyberGame Limited](https://appshunter.io/developer/1778824442) |

## What reviewers say

### Auto Audio

[App page](https://appshunter.io/ios/app/auto-audio/id884502711)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Md Preview

[App page](https://appshunter.io/ios/app/md-preview-markdown-viewer/id6760341080)

View your Markdown files with exceptional clarity on iPhone and iPad. Supports all Markdown features, code syntax highlighting, LaTeX math, and Mermaid diagrams. Renders files offline and integrates with other apps.

**Highlights:** Full GFM support (tables, task lists, footnotes), Syntax highlighting for 40+ programming languages, LaTeX math rendering with KaTeX, Mermaid diagram support, Offline rendering on-device, System file handler for .md files, Dark mode with automatic theme switching

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

**In-app purchases:** none


## Frequently asked questions

### Is Auto Audio free?

Auto Audio costs $0.99, with no in-app purchases.

### Is Md Preview free?

Md Preview costs $2.99, with no in-app purchases.

### Do Auto Audio or Md Preview have ads?

Neither Auto Audio nor Md Preview shows ads.

### Which is updated more often, Auto Audio or Md Preview?

Auto Audio ships an update every 4 weeks, and Md Preview every 3 days. Most recently, Auto Audio was updated on October 19, 2026 and Md Preview on October 16, 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.*