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WriteOn: Simple Notepad vs Markor: catalog facts
WriteOn: Simple Notepad	Markor
Free Free and open source under the GPL 3.0 or later.	Free Free and open source.
Android	Android
Markdown formatting Local and WebDAV backup and restore	Edits Markdown, todo.txt and Zim files directly Simple and lightweight
Android only Deliberately simple, without advanced organization features	Android only No built-in sync service
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License not stated
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.