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croc-app vs crocson: catalog facts
croc-app	crocson
Free Free and open source under the MIT licence.	Free Free and open source under the ISC licence.
Android	Windows, macOS, Linux, Android
Compatible with the croc command-line tool on desktops QR-assisted sending and receiving	Sends files through a relay without port forwarding Works across Android and desktop systems
Android only; other devices need croc itself Community-translated into only a few languages so far	Small project with few users Both ends need croc-compatible software
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: ISC
No account needed	No account needed
Not stated if it works offline	Not stated if it 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.