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Primitive FTPd vs FTP Server: catalog facts
Primitive FTPd	FTP Server
Free Free and open source under the Apache 2.0 licence.	Free Free and open source; the F-Droid build includes every feature.
Android	Android
Supports both FTP and SFTP Works without root	Moves files between phone and computer without a cable Works with any standard FTP client
Prevents standby while running, which uses battery Needs a client on the other machine	Plain FTP is unencrypted, so it suits trusted networks Project homepage was unreachable when checked
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0-only
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.