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ThiefMD vs JotterPad: catalog facts
ThiefMD	JotterPad
Free Free and open source under the GPL-3.0 or later licence.	Freemium Free to try, with a paid Pro tier for more features.
Linux	Android, iOS, Web
Library is plain files on your own file system Export to PDF, ePub, docx and blog platforms via Pandoc	Handles Markdown, Fountain screenplays and LaTeX with consistent syntax Opens files directly from iCloud, Google Drive, Dropbox and OneDrive
Linux only Developers note it comes with no guarantees against lost files	LaTeX support is still in beta Some features require the paid Pro tier
Downloadable app	Downloadable app, Web application
Open source	Closed source
License: GPL-3.0-or-later	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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