Compare software

Apostrophe vs Jottr: catalog facts
Apostrophe	Jottr
Free Free and open source under the GPL-3.0-or-later licence.	Free Free and open source under the GPL-3.0-or-later licence.
Linux	Linux
Focus mode for distraction-free writing Live rendered preview	Markdown and plain text editing for writers Focus on speed and simple use
Linux only Edits single files rather than managing a notes library	Builds for platforms other than Linux are not detailed in the research Not intended as a programming editor
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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