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croc vs ffsend: catalog facts
croc	ffsend
Free Free and open source under the MIT licence. A public relay is provided at no cost, and you…	Free Free and open source; the default host is funded by donations.
Windows, macOS, Linux, Command line, Web	Command line
One command each side, with a code phrase instead of accounts or links End-to-end encrypted using PAKE, with no server holding a key	Shares files from the terminal with a single command Files are encrypted before upload
Falls back to a public relay when a direct connection is impossible Anyone with the code phrase during the transfer window can take the file	Command line only Default host depends on the developer keeping it running
Downloadable app, Web application	Downloadable app
Open source	Open source
License: MIT	License not stated
No account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 24, 2026

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