Compare software

rTorrent vs Transmission: catalog facts
rTorrent	Transmission
Free Free and open source; the developer accepts donations.	Free Free and open source, volunteer-run; no paid tier, no advertising.
Linux, Command line	Windows, macOS, Linux, Command line, Self-hosted
Low resource use and high performance Runs on headless servers over SSH	Native builds for macOS, Linux and BSD, Windows, plus a daemon for servers and routers Web interface for remote control of any of the above
Steep learning curve and terse configuration No graphical interface of its own	Fewer built-in extras than qBittorrent: no integrated search engine The Windows build is the least mature of the platforms
Downloadable app	Downloadable app, Self-hosted
Open source	Open source
License not stated	License: GPL-2.0-or-later
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 20, 2026

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