# MD Preview vs FaceGuard

The clearest difference is in-app purchases: FaceGuard at none against MD Preview's 1. MD Preview's advantage is update cadence (every 2 days vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MD Preview sells 1 one-off in-app purchase. FaceGuard asks for nothing beyond the download.

MD Preview ships an update every 2 days, FaceGuard every 4 months. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | MD Preview | FaceGuard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (23 ratings)](https://appshunter.io/ios/app/md-preview/id6759583159/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 4 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gejun Zhu](https://appshunter.io/developer/1879637857) | [MINERVA, INC.](https://appshunter.io/developer/1148827383) |

## What reviewers say

### MD Preview

[App page](https://appshunter.io/ios/app/md-preview/id6759583159)

This app provides a clean and elegant way to read markdown files from various cloud storage services. It offers beautiful formatting, syntax highlighting for numerous programming languages, and customizable themes. An optional one-time purchase unlocks additional features like PDF export and custom font sizes.

**Highlights:** Open .md files from cloud storage, Beautifully formatted markdown rendering, Syntax highlighting for 180+ languages, Toggle between preview and raw markdown, Collapsible table of contents, 6 free reading themes, Export to PDF (premium)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MD Preview Premium | $2.99 | one-time |


### FaceGuard

[App page](https://appshunter.io/ios/app/faceguard-hide-faces/id6763490498)

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

**In-app purchases:** none


## Frequently asked questions

### Is MD Preview free?

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

### Is FaceGuard free?

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

### Do MD Preview or FaceGuard have ads?

Neither MD Preview nor FaceGuard shows ads.

### Which is updated more often, MD Preview or FaceGuard?

MD Preview ships an update every 2 days, and FaceGuard every 4 months. Most recently, MD Preview was updated on September 30, 2026 and FaceGuard on September 29, 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.*