Markdown Doc King

Markdown, TXT & code editor

฿29.00

Markdown Doc King is a text-file reader and editor for iPhone, iPad, and Mac. It is built for Markdown, TXT, code snippets, JSON, YAML, CSV, HTML, LaTeX, configuration files, and other common plain-text materials. Switch between edit, reading preview, and split modes. Drag supported files into the app to open them. Organize documents with folders for work, study, writing, and code. Start faster with built-in templates for meeting notes, project plans, weekly reports, reading notes, API docs, release checklists, and more. Documents are stored locally by default, making the app useful for writing, developer notes, study materials, and lightweight knowledge management.

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A redesigned high-quality Markdown preview with tables, task lists, footnotes, syntax highlighting, math formulas, and Mermaid diagrams. Added secure local relative-image and attachment support, plus improved dark mode and stability.

The developer, lecoo, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Provider
    • Beijing Sommerfeld Technology Co., Ltd.
    Size
    • 14.2 MB
    Category
    • Productivity
    Compatibility
    Requires iOS 18.6 or later.
    • iPhone
      Requires iOS 18.6 or later.
    • iPad
      Requires iPadOS 18.6 or later.
    • Mac
      Requires macOS 15.6 or later.
    • Apple Vision
      Requires visionOS 2.6 or later.
    Languages
    English and 5 more
    • English, French, Japanese, Korean, Simplified Chinese, Traditional Chinese
    Age Rating
    4+
    Copyright
    • © 2026 Beijing Sommerfeld Technology Co., Ltd.