Marko Viewer

Open any Markdown file and read it beautifully. On-device AI summarizes long docs, explains dense passages, and pulls action items — all private, no cloud, no accounts.

A fast, beautiful Markdown viewer for macOS, iOS, and iPadOS. Open any .md file and read it instantly — no editing, no setup, no distractions.

Open Markdown files from Finder or Files and each one renders in its own window with clean, readable formatting. That's it.

Features:

• Beautiful rendering with syntax-highlighted code blocks
• Tables that wrap long text so nothing runs off the screen
• Document outline with tap-to-navigate headings
• Inspector panel with word count, reading time, and file info
• YAML frontmatter support (title, tags, status)
• In-document search
• Copy a document's full text to the clipboard
• Open the current file in your favorite editor (Mac)
• Adjustable font size
• Follows system light/dark mode
• Full VoiceOver accessibility
• Works with relative Markdown links between files

On-device AI assistant (Pro):

• Summarize a section in a couple of sentences
• Explain dense passages in plain language
• Pull out action items and key takeaways
• Ask questions about what you're reading Powered by on-device Apple Intelligence — nothing leaves your device. No cloud, no API keys, no accounts.

No accounts. No subscriptions. No telemetry.