Compare software

MJ PDF vs Fossify Documents: catalog facts
MJ PDF	Fossify Documents
Free Free and open source under the GPL 3.0 licence.	Free Free and open source under the GPL 3.0, with no ads.
Android	Android
Library view with recent files, folders and reading history Dark mode for the PDF content as well as the interface	Opens PDF, DOCX, Markdown, CSV and HTML in one app Edits text, Markdown and CSV files
Android only A reader with annotations rather than a full PDF editor	Still in beta DOCX files are view-only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: GPL-3.0-only
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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