Comparison

MD Preview vs FaceGuard

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MD Preview

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
Read full description

MD Preview is a fast, elegant markdown reader. Open .md files from anywhere — Files, iCloud Drive, Google Drive, Dropbox — and read them with beautiful formatting. Built for people who work with AI tools that generate markdown files. No more squinting at raw text or pasting into web tools. Just open the file and read. WHAT IT DOES - Opens .md files from any document provider on your device - Renders headings, tables, code blocks, task lists, images, and more - Syntax highlighting for 180+ programming languages - Toggle between rendered preview and raw markdown - Share files via the iOS share sheet - Collapsible table of contents with tap-to-jump navigation - Pin recent files so they stay at the top, forever 6 FREE READING THEMES - Paper — Warm cream tones with serif headings - Midnight — Dark mode, easy on the eyes - Forest — Deep greens, earthy, and calm - Rosé — Soft pinks, elegant typography - Ocean — Cool blues, modern and clean - Lavender — Purple hues, gentle and refined PREMIUM UNLOCK — $1.99 ONE-TIME Want more? Upgrade once and keep it forever: - Export to PDF — Save beautifully rendered documents as PDFs - Custom Font Size — Adjust text size to your preference - 4 Extra Themes — Solarized, Dracula, Nord, and Tokyo Night - No subscription. Just a single purchase. NO ACCOUNT. NO ADS. PRIVACY FIRST. Just open a file and read it. That's it. MD Preview doesn't store, upload, or copy your files. It reads them in place from wherever they live. Recent files are remembered by path for quick access — nothing else is saved. Supports GitHub Flavored Markdown, including tables, strikethrough, task lists, and fenced code blocks.

About

FaceGuard

Features
Read full description

FaceGuard is a photo editing app for hiding faces in your photos. It automatically detects face regions and lets you edit them with mosaic, blur, emoji, or eye line. You can also manually add, delete, move, and resize detected regions as needed. Key Features - Take a photo / choose a photo - Automatic human face detection - Switch between blur / mosaic / emoji / eye line - Adjust blur/mosaic intensity and eye line color/thickness - Apply the same style to all regions at once - Save to device / iCloud Drive / share - On-screen guide shown the first time you open the editor Specifications - Requires iOS 17 or later - Still images only (video not supported) - Supported formats: JPEG / PNG - Detects human faces only - Region shape: ellipse only - Up to 30 regions per image - Up to 30 saved emoji presets About Privacy - Image editing (face detection, mosaic processing, etc.) is performed on-device. Images are only sent externally when you explicitly choose to share or save to cloud storage. - The app may send anonymous usage data to help improve the service; you can turn this off anytime in Settings. Note - Face detection results may vary depending on the photo (angle, lighting, occlusion, etc.).

Screenshots

MD Preview4 screens
FaceGuard4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard2 real differences · 8 level
MD Preview versus FaceGuard: the parameters behind the verdict, then further details
ParameterMD PreviewFaceGuard
PriceFreeFree
Rating5.0 (23 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings23 — better—
Update frequencyEvery 2 days — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better17.0
Further details — not scored
Size5 MB4 MB
Age rating4+4+
DeveloperGejun ZhuMINERVA, INC.

In-app purchases

1 purchases

MD Preview

One-time1
  • MD Preview Premium$2.99
None

FaceGuard

No in-app purchases

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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