Compare software

iftop vs netshow: catalog facts
iftop	netshow
Free Free software under the GPL-2.0-or-later license.	Free Free to install from its published package or source.
Command line	macOS, Linux, Command line
Displays current bandwidth usage by pairs of hosts Shows network traffic on a named interface	Shows live TCP connections alongside process details Displays receive and transmit rates for a host or interface
Requires libpcap and libcurses	Requires Python 3.11 or later Bandwidth is not reported per process or connection
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0-or-later	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

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