MarkZen

Contains ads
Content rating
Everyone
10+
Downloads
Content rating
Everyone
Learn more
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Screenshot image
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About this app

MarkZen is a clean, distraction-free Markdown editor for writing notes and documents on Android. Store files locally on your device or sync them via Dropbox.

【Editor】
・Formatting toolbar with one-tap insertion of Bold, Italic, Inline Code, H1–H3, Bullet list, Numbered list, Checkbox, Blockquote, Code block, Link, Indent, and Dedent
・Auto-save triggers 0.5 seconds after you stop typing
・30-step Undo / Redo
・Smart Enter continuation — automatically continues lists, checkboxes, and blockquotes
・Multi-tab editing: open up to 8 files simultaneously; reorder tabs by drag-and-drop

【Preview】
・Real-time Markdown rendering
・Supports tables, strikethrough, task lists, syntax highlighting, and heading anchor links
・WikiLinks ([[filename]]) for quick navigation between related files
・External URLs open in the browser

【Version History】
・Edit history recorded automatically
・Restore any previous snapshot with one tap

【File Management】
・Designate any folder as your managed folder and browse it as a file tree
・Create files/folders, rename, move, and copy — all within the app
・Star files as favorites for instant access from the home screen
・Home screen shows recent files and favorites at a glance
・Bulk operations: select multiple files for mass move, copy, or trash

【Dropbox Sync】
・Link your Dropbox account to save and sync files to the cloud
・Choose any Dropbox folder as your workspace
・Offline support: read and write from local cache when offline; auto-syncs on reconnect
・Conflict resolution: choose Local, Remote, or manual 3-way merge

【External File Support】
・Open or import Markdown and text files shared from other apps
・Import to your managed folder with automatic conflict resolution

【Full-Text Search】
・Real-time search across all files in your managed folder
・Searches both file names and content; results show in-context snippets

【Trash】
・Deleted files go to Trash instead of being permanently removed
・Restore instantly with "Undo" right after deletion
・Restore to original location or permanently delete from Trash

【PDF Export】
・Export any Markdown file as a multi-page PDF
・Tables and code blocks avoid mid-page breaks
・Watch a short rewarded ad to unlock each export

【AI Quick-Launch】
・One-tap access to Claude, ChatGPT, and Gemini from within the app
・Opens in a Custom Tab so you stay in context

【Customization】
・Light / Dark / System theme
・Adjustable font size (12–24 sp)
・Character encoding settings (UTF-8, UTF-16, Shift_JIS, EUC-JP, ISO-2022-JP, ISO-8859-1, Windows-1252)
・Switch display language between English and Japanese

【Notes】
・Supported formats: .md and .txt (read-only viewing for .pdf)
・Files between 5–10 MB can be opened with a warning; files over 10 MB cannot be opened
・Files are stored only in your local folder or Dropbox. No data is sent to other external servers.
・This app contains banner ads. PDF export uses a rewarded ad.
Updated on
May 29, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App activity, App info and performance, and Device or other IDs
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

What’s new

Dropbox Folder Support
- Create, view, and edit files like local files
- Full-text search supported
- PDF export supported (local export only)
- Detects sync conflicts and prompts merge
- Conflict markers shown on affected files and folders
- Deleted files are automatically removed after 30 days

In-File Search
- Available from the search icon in the editor and preview screens
- Shows result count
- Jump between matches