Markdown Viewer Mobile vs FetchMark

MarkdownViewer is a distraction-free reader for .md files on iPhone and iPad. Open a file from Files, AirDrop, or a shared link; or sync an entire documentation repository from GitHub and read it offline. Just exploring? The app ships with a curated library of example documents covering every feature below — sync it with one tap from the "Try it" card on the library screen. RICH RENDERING • Full CommonMark + GitHub Flavored Markdown • Mermaid diagrams rendered inline • LaTeX math (inline and display) via KaTeX-compatible engine • Syntax-highlighted code blocks across 190+ languages • GFM tables, task lists, footnotes, strikethrough • GitHub-style admonitions (NOTE, WARNING, TIP, CAUTION) READING COMFORT • Material 3 design with light, dark, and sepia themes • Adjustable font size, reading width, and line height • Immersive scroll — the app bar fades away as you read • Table of contents drawer with one-tap navigation • In-document search with match counter • Reading-position bookmark — resume exactly where you left off • Keep-screen-on toggle for long-form reading • Reading time estimate BRING YOUR OWN DOCS • Sync any public GitHub repository with a single URL • Private repos supported via a personal access token (stored in the iOS Keychain — never in the app's database) • Incremental re-sync — only changed files download • Re-sync or remove a synced repo from the drawer EXPORT AND SHARE • Export any document to PDF with mermaid diagrams preserved • Share the raw markdown or a rendered PDF via the system share sheet PRIVACY BY DESIGN • No accounts, ever • Zero telemetry by default • Crash reporting is opt-in and excludes document content, file paths, and tokens • The only network traffic is to GitHub when you explicitly sync Made in the open on GitHub. Licensed under Apache-2.0.

FetchMark is a powerful and elegant viewer for Markdown files hosted on the web. Designed specifically for developers and technical writers, it allows you to sync and browse your online repositories (like GitHub Pages) while maintaining your full directory structure. Key Features: - Web Sync: Register your GitHub Pages or any web URL to instantly access your Markdown content. - Hierarchical Browsing: Navigate through your documentation using the folder structure defined in your repository. - Math (LaTeX): Formulas are rendered with KaTeX, including inline math, display math and environments such as \begin{align}. - Syntax Highlighting: Fenced code blocks are coloured for readability, in light and dark mode. - Offline Reading: Every file you open is kept on your device, so your notes stay readable with no connection. You are always told when you are looking at a saved copy. - Search: Find files by name across the folder you are in and everything below it. - Table of Contents: Long documents get a list of their headings at the top, with one tap to jump. - Beautiful Rendering: Experience a clean, GitHub-inspired default style for text, code blocks, and tables. - Custom CSS Support: Take full control of the layout. Apply global styles app-wide, or place a style.css in your folders for local overrides. - Automation Friendly: Use our provided Python scripts and GitHub Actions templates to keep your file index in perfect sync. Turn your web-hosted notes and READMEs into a beautiful, navigable document gallery with FetchMark.