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Marked 3

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Real-time Markdown preview, proofreading, and export for Mac

Writing AppsDocumentationGrammar & Style
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Reviews onG2
10 reviews tracked

The Bottom Line

Entry price

Paid plans only

Biggest pro

Comprehensive real-time Markdown preview with extensive features.

Biggest con

Requires macOS 11 or newer, limiting older Mac users.

TL;DR - Marked 3

  • Real-time Markdown preview for Mac, compatible with any text editor.
  • Advanced proofreading, grammar, and style checking tools built-in.
  • Extensive export options (PDF, HTML, DOCX, EPUB) and custom styling capabilities.
Pricing: Paid only
Best for: Enterprises & pros
2.8/5 across review platforms

What is Marked 3?

Editorial review
Marked 3 is a robust Markdown preview application for Mac users, designed to enhance the writing and publishing workflow. It provides real-time rendering of Markdown content from any text editor, allowing users to see their document as it will appear before publication. Beyond basic preview, Marked 3 integrates advanced proofreading tools for grammar and style checking, ensuring high-quality output. The tool is ideal for writers, developers, and anyone who works extensively with Markdown and requires a sophisticated preview and export solution. It supports a wide array of Markdown processors, custom styling, and versatile export options including PDF, HTML, DOCX, and EPUB. Marked 3 also offers unique features like Speed Reading, Markdownify for web page conversion, and deep integration with popular writing apps like Scrivener and Ulysses, streamlining the entire document creation and publishing process.
how we evaluateSourcemarkedapp.com ↗

Pros & Cons

Pros

  • Comprehensive real-time Markdown preview with extensive features.
  • Deep integration with various text editors and writing applications.
  • Powerful export capabilities including DOCX with change tracking and EPUB.
  • Advanced proofreading and style tools enhance document quality.
  • Highly customizable with themes, custom CSS, and custom processors.

Cons

  • Requires macOS 11 or newer, limiting older Mac users.
  • No free tier, only a free trial is available.

Ratings Across the Web

2.8(10 reviews)
G210 reviews
2.8/5

Ratings aggregated from independent review platforms. Learn more

Key Features

Live Markdown preview with any text editorAdvanced proofreading and grammar checkingCustom themes and CSS supportExport to PDF, HTML, DOCX, RTF, and EPUBDOCX import and export with change trackingCommonMark, GFM, Kramdown, MultiMarkdown, and Discount processorsScrivener, Word, MarsEdit, and Ulysses integrationCustom Processors with Custom Rules

Pricing Plans

Free Trial

Pricing checked Jul 7, 2026

Monthly (Introductory)

$2.99 / month

  • Full access to all features
  • Priority support

Monthly (Regular)

$4.99 / month

  • Full access to all features
  • Priority support

Yearly (Introductory)

$29.99 / year

  • Full access to all features
  • Priority support

Yearly (Regular)

$49.99 / year

  • Full access to all features
  • Priority support

Permanent Unlock (Introductory)

$69.99

  • Full access to all features
  • Priority support

Permanent Unlock (Regular)

$89.99

  • Full access to all features
  • Priority support
Calculate your costView full pricing

How Marked 3's pricing compares

At $2.5/mo, Marked 3 is the most affordable of its 3 direct competitors.

Marked 3
$2.5
Obsidian
$4
Ulysses
$4.17
Notion
$10

Entry paid plan, monthly. Pricing checked Jul 7, 2026.

Reviews

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2.8/5

Across 10 verified user reviews on G2

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Best Marked 3 Alternatives

Top alternatives based on features, pricing, and user needs.

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4.5
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iA WriterPaid

The benchmark Markdown writing app designed for focused, distraction-free writing.

4.4
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ObsidianFreemium

Private and flexible note-taking

4.4
Ulysses logo
UlyssesPaid

The ultimate writing app for Mac, iPad, and iPhone, combining powerful features with a focused writing experience.

4.7
Byword logo
BywordPaid

A minimalist Markdown text editor for seamless writing and publishing across Apple devices.

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LogseqFree

Local-first, open-source knowledge base with bi-directional links

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Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

All Marked 3 alternatives7+ tools ranked, pricing + verdict per pickMarked 3 vs NotionHead-to-head: features, pricing, who winsMarked 3 vs GitBookHead-to-head: features, pricing, who winsMarked 3 vs iA WriterHead-to-head: features, pricing, who wins

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Marked 3 FAQ

How does Marked 3 integrate with existing text editors and writing applications?

Marked 3 functions as a companion previewer, working with any text editor by monitoring a file for changes. It has specific enhanced integrations with applications like Scrivener, Word, MarsEdit, and Ulysses, allowing for live preview and streamlined workflows within those environments.

Can Marked 3 convert web pages into Markdown, and how does the Style Stealer feature work?

Yes, Marked 3 includes a 'Markdownify' feature with browser extensions for Chrome and Firefox that converts web pages into clean Markdown. The 'Style Stealer' allows users to capture and adapt readable styles from their favorite websites, applying them to their Markdown previews for a consistent look.

What are Custom Processors and Custom Rules in Marked 3, and how do they extend its functionality?

Custom Processors and Custom Rules in Marked 3 allow users to define their own transformations, run custom commands, and switch between different Markdown processors. This provides advanced flexibility for users with specific formatting needs or complex workflows, enabling highly tailored output.

What specific features does Marked 3 offer for long-form reading and document navigation?

For long-form reading, Marked 3 includes 'Speed Reading' with an RSVP-style overlay and adjustable Words Per Minute (WPM), as well as 'Autoscroll'. For navigation, it offers a Table of Contents, bookmarks, a Mini Map, keyboard navigation (J/K for scrolling, comma/period for header jumping), and collapsible sections.

Does Marked 3 support advanced content types like diagrams, math, and mind maps?

Yes, Marked 3 supports rendering Mermaid diagrams by default, includes MathJax and KaTeX for mathematical equations, and can embed and view Mind Maps and Outlines directly within the preview, recognizing various mind map types.

Source: markedapp.com