Quick Markdown Viewer vs MD Cast

Quick Markdown Viewer is a local-first reader for Markdown folders, documentation packets, CSV/TSV tables, and media-rich notes on Mac, iPhone, and iPad. Open a folder of files you already have, or open a public GitHub repository URL when you need to inspect remote docs. The app keeps reading fast and direct: no account, no subscription, no in-app purchase, and no tracking layer. Features: - Open local folders and browse Markdown, CSV, and TSV files in a file sidebar - Open JSON, JSONC, NDJSON, and JSONL files with collapsible structured rows - Read JSON-family fenced code blocks inside Markdown without switching apps - Expand and collapse folders, filter large file trees, and use keyboard navigation on macOS - Search the current document with Command-F or all open documents with Command-Shift-F - Click search results in the sidebar to jump to matches highlighted in the document - Read Markdown with native rendering for headings, lists, tables, code blocks, links, images, GIFs, and local video - Render Mermaid diagrams natively, then zoom and pan diagram previews - Detach Mermaid diagram previews into resizable macOS windows - Open a document outline, jump to headings, and track the current section while reading - Open CSV and TSV files as native tables with controls for wrapping and sizing - Preview linked media without converting your Markdown files - Print the current document or assemble a cancellable background Print All packet - Preview Markdown from Finder with the macOS Quick Look extension - Install the optional `qmv` command-line launcher on macOS and open supported files directly from Terminal - Open public GitHub repository and repository tree URLs, including branch and tag paths - Hide dependency and vendor folders with editable ignore patterns per window - Navigate between files with back and forward history - Adjust viewer font size for comfortable reading Quick Markdown Viewer is designed to stay lightweight and direct: - no account required - no subscription - no in-app purchase - no tracking - no web view renderer

MD Cast is a focused Markdown editor for iPad and iPhone that lets you apply your own style and export to PDF. Customize fonts, colors, line spacing, table styles, and paper settings — then save the whole look as your own theme. Open another Markdown file later and apply the same theme with a single tap. ■ Your style, all the way to PDF - Edit: Syntax-highlighted Markdown editor. - Read: Live preview with your typography, margins, and table styles applied. - PDF: Page-accurate paginated preview, ready to share. Three modes in one screen. Write, preview, and export without leaving the flow. ■ Save your own theme + 5 business presets Save fonts, margins, tables, headers and footers — every formatting choice — as your own theme, then apply it to any future Markdown file with one tap. Need a starting point? Pick from 5 presets (Business Report · Academic Paper · Technical Doc · Casual Article · Minimal Memo) and customize from there. ■ Automatic Korean / English / Japanese / Chinese font matching The renderer detects the language of each glyph (via Unicode ranges) and picks the right font automatically. Korean mixed with English stays balanced; Japanese kanji uses a Japanese font; Chinese hanzi uses a Chinese font. ■ Seven bundled OFL fonts (no install required) - Pretendard, Noto Sans KR, Noto Serif KR, Source Han Sans KR - D2 Coding (monospace) - Inter (English body) - Nanum Gothic System fonts and user-imported fonts (.ttf, .otf) are also fully supported. ■ Full Markdown Extended Syntax - GFM tables (with alignment colons) - Task list checkboxes (- [x] / - [ ]) - Strikethrough (~~text~~) - Footnotes ([^label]) - Definition lists (Term :\\n Definition) - KaTeX math (inline $...$, display $$...$$, multi-line environments like \begin{aligned}) ■ Live inspector Adjust typography, font sizes, line height, colors, table headers and borders, paragraph alignment, indentation, quote styles, paper size, margins, headers and footers — every change reflects in under 0.3 seconds. ■ Edit external vault folders directly (NEW in v1.1) Register your Obsidian, iA Writer, or Files-app Markdown folders in the sidebar and edit them directly — no copies. Changes you save in MD Cast appear instantly at the external location and across other apps and devices. The vault stays in the sidebar after the app is restarted. ■ Localized UI in Korean / English / Japanese / Chinese (NEW in v1.1) All UI text follows your iOS system language automatically. Korean experience remains identical to v1.0. ■ Welcome file on first launch (NEW in v1.1) A welcome Markdown file with rich samples (tables, KaTeX math, task lists) appears on the first launch, letting you experience Markdown rendering immediately — no onboarding overhead. ■ Files app integration + iCloud Drive auto-sync Documents created in the app live in your iCloud Drive "MD Cast" folder, so they sync automatically across iPad, iPhone, and Mac. Use the "Export to External…" menu to send a copy from the MD Cast folder to other Markdown or text editors as-is. ■ Fully offline All fonts and the KaTeX math library are bundled inside the app. Every feature works without an internet connection. ■ No ads, no tracking One-time purchase. Your data never leaves your device. —————————— Markdown your way, all the way to PDF. Try MD Cast today.