
Real-time Markdown preview and export for Mac, with advanced proofreading.

Product memo
Mac users writing and publishing Markdown get a specialized preview and export tool. It provides real-time rendering, advanced proofreading, and specific export options, including DOCX with change tracking. This focus on deep functionality helps writers, developers, and publishers who depend on Markdown for content creation and distribution.
For who
Mac users writing and publishing Markdown
Solves what
Real-time Markdown preview, proofreading, and export to multiple formats
- Live Markdown preview
- DOCX, PDF, EPUB export
- Custom themes and processing
In their own words
The Ultimate Markdown Preview
Marked 3 delivers a superior Markdown preview experience for Mac with advanced proofreading tools, beautiful themes, and powerful export options.
Commercial cues
Model
hybrid
Free tier
No
Trial
Available
Pricing Strategy
- • Introductory pricing on all tiers drives initial adoption for new users.
- • A one-time lifetime add offers a high-value purchase option.
Operator context
Team
Indie / lean
Founded
May 2026
HQ
United States
Platform
Desktop
Audience
Creators
Public footprint
Tech stack
Builder Strategy
- Strategy Type
- Niche Specialist
- Stage
- Profitable Stable
- Effort
- Solo Buildable
About Marked 3 Expand
Marked 3 provides Mac users with a dedicated tool for real-time Markdown preview, proofreading, and export. It targets writers, developers, and publishers who rely on Markdown for content creation.
The product's value proposition centers on its advanced proofreading capabilities, extensive export options like DOCX with change tracking, and deep customization through themes and custom processors. This specialized focus on power-user features and workflow integration helps users manage their Markdown content from drafting to final publication.





