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SolarWinds TFTP Server vs Transfer: catalog facts
SolarWinds TFTP Server	Transfer
Free Free to download and use.	Paid US$19.99 with a 3-day free trial.
Windows	macOS
Runs as a Windows service Concurrent transfers from multiple devices	TFTP, SFTP, FTP, HTTP and HTTPS in one app Works immediately after launch
Windows only TFTP only, with no configuration management features	macOS only, requires macOS 13.5 or later Short 3-day trial before purchase
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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