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Standard Notes vs Markor: catalog facts
Standard Notes	Markor
Freemium Free tier with unlimited encrypted sync and plain text notes. Paid plans add editors, file…	Free Free and open source.
Windows, macOS, Linux, Android, iOS, Web, Self-hosted, Browser extension	Android
End-to-end encrypted, with free sync on unlimited devices Server code is public and self-hosting is documented	Edits Markdown, todo.txt and Zim files directly Simple and lightweight
The free tier is plain text only; editors are a paid feature An account is required even for local use	Android only No built-in sync service
Downloadable app, Self-hosted, Browser extension	Downloadable app
Open source	Open source
License: AGPL-3.0	License not stated
Account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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