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FTP Server vs FTPS Server: catalog facts
FTP Server	FTPS Server
Free Free and open source; the F-Droid build includes every feature.	Free Free, released into the public domain under CC0-1.0.
Android	Windows, Linux, Android, Command line
Moves files between phone and computer without a cable Works with any standard FTP client	Encrypted FTP over TLS transfers Per-user permissions and isolated root folders
Plain FTP is unencrypted, so it suits trusted networks Project homepage was unreachable when checked	Small project with few users so far No GitHub releases published
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0-only	License: CC0-1.0
No account needed	No account needed
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.