By Arthur Teboul//6 min read

MacMD Viewer vs Marked 2 — Affordable Alternative for Mac

Compare MacMD Viewer and Marked 2 for Mac. See how the affordable $9.99 viewer stacks up against the $13.99 Marked 2 for reading Markdown files.

MacMD Viewer is a native macOS Markdown viewer ($9.99, SwiftUI, 2 MB). Unlike Electron apps, it does not bundle a Chromium browser — it compiles directly for Apple Silicon and does not require a subscription, account, or internet connection.

Learn more about Marked 2 on their official site, or see all MacMD Viewer features.

Verdict

MacMD Viewer offers more features at a lower price for Markdown reading on Mac.

How Does MacMD Viewer Compare to Marked 2?

FeatureMacMD ViewerMarked 2
Native macOSYes (SwiftUI)Yes (AppKit)
Mermaid diagramsYesNo
QuickLookYesNo
EditingNoNo
Price$9.99$13.99
Live reloadYesYes
Apple Silicon nativeYesYes
Dark modeYes (auto)Yes
Custom CSSNoYes
Export optionsPrint to PDFPDF, DOCX, HTML

What Does Each Tool Cost Over Time?

PeriodMacMD ViewerMarked 2
Purchase price$9.99$13.99
After 1 year$9.99$13.99
After 3 years$9.99$13.99

Both MacMD Viewer and Marked 2 are one-time purchases. No recurring costs.

What Are the Pros and Cons?

MacMD Viewer

Pros

  • +Mermaid diagram rendering (Marked 2 lacks this)
  • +QuickLook extension for Finder preview
  • +Cheaper at $9.99 vs $13.99
  • +Modern SwiftUI architecture
  • +Smaller binary size (2 MB vs ~15 MB)
  • +Simpler interface focused on reading

Cons

  • -No custom CSS styling
  • -No export to DOCX or HTML
  • -No multi-file project view
  • -No custom preprocessor support

Marked 2

Pros

  • +Custom CSS themes and styling
  • +Export to PDF, DOCX, and HTML
  • +Custom preprocessor support
  • +Multi-file navigation
  • +Mature product with years of development
  • +Word count and readability statistics

Cons

  • -No Mermaid diagram support
  • -No QuickLook extension
  • -More expensive at $13.99
  • -Built with older AppKit framework
  • -More complex interface for basic reading
  • -Overkill for simple Markdown viewing

When Should You Choose Marked 2 vs MacMD Viewer?

Choose Marked 2 if:

  • You need to write and edit Markdown files, not just read them
  • You work across Mac, Windows, and Linux
  • You prefer a WYSIWYG or split-pane editing experience

Choose MacMD Viewer if:

  • You primarily read and review Markdown files, not write them
  • You want QuickLook preview — press Space in Finder to see any .md file rendered
  • You need Mermaid diagram rendering without plugins or configuration
  • You want a native macOS app that launches instantly and uses minimal resources
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It was created by Brett Terpstra and has built a loyal following among writers and bloggers. The app focuses on rendering Markdown with customizable styles, export options, and writing statistics."}),"\n",i(n.p,{children:"Marked 2 costs $13.99 on the Mac App Store. It is a native macOS app built with AppKit (the framework that preceded SwiftUI). It supports custom CSS themes, export to multiple formats, and integration with various Markdown processors."}),"\n",i(n.h2,{id:"what-is-macmd-viewer",children:i(n.a,{href:"#what-is-macmd-viewer",children:"What Is MacMD Viewer?"})}),"\n",i(n.p,{children:"MacMD Viewer is a newer Markdown reader built with SwiftUI for modern macOS. It costs $9.99 and focuses on clean rendering with built-in support for Mermaid diagrams, syntax highlighting, and a QuickLook extension. It is designed to be the fastest way to read Markdown files on a Mac."}),"\n",i(n.h2,{id:"the-key-differences",children:i(n.a,{href:"#the-key-differences",children:"The Key Differences"})}),"\n",i(n.h3,{id:"mermaid-diagrams",children:i(n.a,{href:"#mermaid-diagrams",children:"Mermaid Diagrams"})}),"\n",r(n.p,{children:["This is where MacMD Viewer pulls ahead decisively. ",i(n.strong,{children:"Marked 2 does not support Mermaid diagrams."})," If your Markdown files contain flowcharts, sequence diagrams, state machines, or Gantt charts written in Mermaid syntax, Marked 2 displays them as raw code."]}),"\n",i(n.p,{children:"MacMD Viewer renders all standard Mermaid diagram types inline. For developers and technical writers who use Mermaid in their documentation, this is not a nice-to-have — it is essential."}),"\n",i(n.p,{children:"As Mermaid becomes the standard for diagrams in Markdown (GitHub, GitLab, and many documentation tools support it natively), a Markdown viewer without Mermaid support has a significant gap."}),"\n",i(n.h3,{id:"quicklook-extension",children:i(n.a,{href:"#quicklook-extension",children:"QuickLook Extension"})}),"\n",r(n.p,{children:["MacMD Viewer includes a QuickLook extension. Select any ",i(n.code,{children:".md"})," file in Finder and press Space to see it rendered with full formatting — headings, code blocks, tables, and Mermaid diagrams. This works throughout macOS: Finder, Spotlight, Open/Save dialogs."]}),"\n",i(n.p,{children:"Marked 2 does not provide a QuickLook extension. To preview a file, you must open it in the app. This might seem like a small difference, but when you are browsing through dozens of Markdown files looking for the right one, QuickLook saves significant time."}),"\n",i(n.h3,{id:"custom-css",children:i(n.a,{href:"#custom-css",children:"Custom CSS"})}),"\n",i(n.p,{children:"Marked 2 supports custom CSS themes. You can create your own stylesheets or download community themes to change how your Markdown renders. This is useful for writers who want a specific look for their content or need to preview how text will appear on a particular website."}),"\n",i(n.p,{children:"MacMD Viewer uses a fixed, carefully designed theme that follows macOS system appearance (light and dark mode). You cannot customize it with CSS. For most users, the built-in theme looks great. For users who need pixel-perfect CSS matching, Marked 2 has the advantage."}),"\n",i(n.h3,{id:"export-options",children:i(n.a,{href:"#export-options",children:"Export Options"})}),"\n",i(n.p,{children:"Marked 2 can export to PDF, DOCX, and HTML. This makes it useful as part of a publishing workflow — write in your editor, preview in Marked 2, export to your target format."}),"\n",i(n.p,{children:"MacMD Viewer focuses on reading, not exporting. You can use macOS Print > Save as PDF to create a PDF, but there is no built-in DOCX or HTML export. If you need export as a core feature, Marked 2 offers more options."}),"\n",i(n.h3,{id:"price",children:i(n.a,{href:"#price",children:"Price"})}),"\n",r(n.p,{children:["MacMD Viewer costs ",i(n.strong,{children:"$9.99"}),". Marked 2 costs ",i(n.strong,{children:"$13.99"}),". Both are one-time purchases with no subscription."]}),"\n",i(n.p,{children:"The $4 difference might not seem significant, but it reflects a broader design philosophy. MacMD Viewer is less expensive because it does less — and that is intentional. It reads Markdown. Marked 2 adds export, custom styling, and writing statistics that many users never use."}),"\n",i(n.h2,{id:"architecture-swiftui-vs-appkit",children:i(n.a,{href:"#architecture-swiftui-vs-appkit",children:"Architecture: SwiftUI vs AppKit"})}),"\n",i(n.p,{children:"MacMD Viewer is built with SwiftUI, Apple's modern UI framework. Marked 2 is built with AppKit, the older framework that has been part of macOS since the NeXT days."}),"\n",i(n.p,{children:"Both are native macOS apps — neither uses Electron. But SwiftUI brings advantages:"}),"\n",r(n.ul,{children:["\n",r(n.li,{children:[i(n.strong,{children:"Automatic dark mode support"})," with proper system integration"]}),"\n",r(n.li,{children:[i(n.strong,{children:"Better Apple Silicon optimization"})," from the compiler level"]}),"\n",r(n.li,{children:[i(n.strong,{children:"Smaller binary size"})," — MacMD Viewer is about 2 MB, Marked 2 is about 15 MB"]}),"\n",r(n.li,{children:[i(n.strong,{children:"Modern layout system"})," that adapts to different screen sizes naturally"]}),"\n"]}),"\n",i(n.p,{children:"AppKit is battle-tested and mature, which gives Marked 2 stability. But SwiftUI is where Apple is investing, and apps built with it benefit from ongoing framework improvements automatically."}),"\n",i(n.h2,{id:"live-reload",children:i(n.a,{href:"#live-reload",children:"Live Reload"})}),"\n",i(n.p,{children:"Both MacMD Viewer and Marked 2 support live reload. Edit a file in your preferred editor, and the preview updates automatically. This is table stakes for a Markdown viewer, and both apps handle it well."}),"\n",i(n.p,{children:"The implementation differs slightly. MacMD Viewer uses macOS file system events for near-instant detection. Marked 2 also watches for file changes, though some users report occasional delays depending on the editor and file system configuration."}),"\n",i(n.h2,{id:"writing-statistics",children:i(n.a,{href:"#writing-statistics",children:"Writing Statistics"})}),"\n",i(n.p,{children:"Marked 2 includes word count, character count, estimated reading time, and readability scoring (Flesch-Kincaid, etc.). These are valuable for writers and content creators who need to hit specific length targets or readability levels."}),"\n",i(n.p,{children:"MacMD Viewer does not include writing statistics. It is a reader, and these metrics are more relevant to writers. If you need them, your code editor or a dedicated writing tool likely provides them already."}),"\n",i(n.h2,{id:"multi-file-navigation",children:i(n.a,{href:"#multi-file-navigation",children:"Multi-File Navigation"})}),"\n",i(n.p,{children:"Marked 2 supports opening multiple files and navigating between them. This is useful for projects with many interconnected Markdown files, like documentation sites or book manuscripts."}),"\n",i(n.p,{children:"MacMD Viewer opens one file at a time. You can open multiple windows, but there is no built-in project browser. For single-file reading — which is the most common use case — this is fine. For large documentation projects, Marked 2 has the advantage."}),"\n",i(n.h2,{id:"custom-preprocessors",children:i(n.a,{href:"#custom-preprocessors",children:"Custom Preprocessors"})}),"\n",i(n.p,{children:"Marked 2 supports custom preprocessors, which means you can pipe your Markdown through tools like Pandoc, MultiMarkdown, or custom scripts before rendering. This is a power-user feature that enables specialized Markdown extensions and workflows."}),"\n",i(n.p,{children:"MacMD Viewer uses a fixed rendering pipeline with built-in support for CommonMark, GFM tables, Mermaid diagrams, and syntax highlighting. There is no way to add custom preprocessors. For most users, the built-in rendering covers everything they need. For users with specialized Markdown extensions, this is a limitation."}),"\n",i(n.h2,{id:"who-should-choose-macmd-viewer",children:i(n.a,{href:"#who-should-choose-macmd-viewer",children:"Who Should Choose MacMD Viewer?"})}),"\n",i(n.p,{children:"Choose MacMD Viewer if you:"}),"\n",r(n.ul,{children:["\n",i(n.li,{children:"Need Mermaid diagram support (the deciding factor for many)"}),"\n",i(n.li,{children:"Want QuickLook preview in Finder"}),"\n",i(n.li,{children:"Prefer a simpler, focused reading experience"}),"\n",i(n.li,{children:"Want to spend $9.99 instead of $13.99"}),"\n",i(n.li,{children:"Value a modern SwiftUI architecture"}),"\n",i(n.li,{children:"Do not need custom CSS or DOCX export"}),"\n"]}),"\n",i(n.h2,{id:"who-should-choose-marked-2",children:i(n.a,{href:"#who-should-choose-marked-2",children:"Who Should Choose Marked 2?"})}),"\n",i(n.p,{children:"Choose Marked 2 if you:"}),"\n",r(n.ul,{children:["\n",i(n.li,{children:"Need custom CSS themes for previewing"}),"\n",i(n.li,{children:"Export to DOCX or HTML regularly"}),"\n",i(n.li,{children:"Want writing statistics and readability scoring"}),"\n",i(n.li,{children:"Use custom Markdown preprocessors"}),"\n",i(n.li,{children:"Need multi-file project navigation"}),"\n",i(n.li,{children:"Do not need Mermaid diagram support"}),"\n"]}),"\n",i(n.h2,{id:"the-bottom-line",children:i(n.a,{href:"#the-bottom-line",children:"The Bottom Line"})}),"\n",i(n.p,{children:"Marked 2 is a mature, capable Markdown previewer with more features. MacMD Viewer is a modern, focused Markdown reader with better core rendering capabilities — specifically Mermaid diagrams and QuickLook."}),"\n",r(n.p,{children:[i(n.strong,{children:"If Mermaid diagrams matter to you, the choice is clear: MacMD Viewer."})," Marked 2 simply does not support them, and for developers working with modern documentation, that is a dealbreaker."]}),"\n",i(n.p,{children:"If you need export workflows, custom CSS, or writing statistics, Marked 2 remains a strong choice. But for pure Markdown reading with the features that matter most in 2025, MacMD Viewer delivers more value at a lower price."})]})}return{default:function(e={}){const{wrapper:r}=e.components||{};return r?i(r,{...e,children:i(_createMdxContent,{...e})}):_createMdxContent(e)}};

Both apps render CommonMark-compliant Markdown with GitHub Flavored Markdown extensions including tables and task lists.

Frequently Asked Questions

Is MacMD Viewer better than Marked 2?

MacMD Viewer offers more features at a lower price for Markdown reading on Mac.

How much does Marked 2 cost?

Marked 2 costs $13.99. MacMD Viewer costs $9.99 one-time with no subscription.

Does Marked 2 support Mermaid diagrams?

No, Marked 2 does not support Mermaid diagrams. MacMD Viewer renders Mermaid flowcharts, sequence diagrams, state diagrams, and Gantt charts inline.

Can I use Marked 2 and MacMD Viewer together?

Yes. Many developers write in Marked 2 and use MacMD Viewer for reading and QuickLook preview. MacMD Viewer watches files live, so edits made in any other app appear instantly.

Does Marked 2 support Apple Silicon natively?

Marked 2 supports Apple Silicon natively. MacMD Viewer is also built with SwiftUI and runs natively on Apple Silicon.

Which is better for developers, Marked 2 or MacMD Viewer?

It depends on your workflow. Marked 2 is designed for previewing alongside your editor. MacMD Viewer is designed for reading — open any .md file with rendered Mermaid diagrams, syntax highlighting, and a QuickLook extension. Most developers use both: an editor for writing and MacMD Viewer for reading.

Ready to try MacMD Viewer?

$9.99 one-time. No subscription. No account needed.

Buy MacMD Viewer

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