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Cyberduck vs AzCopy: catalog facts
Cyberduck	AzCopy
Free Free and open source under GPLv3. The vendor also sells a separate product, Mountain Duck…	Free The tool is free; Azure storage is billed separately.
Windows, macOS, Command line	Command line
FTP, SFTP, WebDAV, SMB, S3, Swift, B2, Azure, OneDrive, Google Drive and Dropbox in one app Reads your existing OpenSSH configuration, with public key and two-factor support	Copy and sync to Azure Storage from scripts Suited to large bulk transfers
No graphical Linux application; Linux gets the CLI only Mounting remote storage as a local drive is a separate paid product, Mountain Duck	Only works with Azure storage Command line only, no graphical interface
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
No account needed	Account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 24, 2026

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