Best Bandwidth Monitoring Software in 2026 · page 2
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NetLimiter
NetLimiter is paid Windows software for monitoring internet traffic and controlling bandwidth.
Windows5.8 - 27
iftop
iftop is free Linux software that displays current bandwidth usage between pairs of hosts on a network interface.
Free planLinux5.7Free plan - 28
vnStat
vnStat is a free, console-based network traffic monitor for Linux that records traffic on selected interfaces.
Free planLinuxSelf-hosted5.7Free plan - 29
OphanimFlow
OphanimFlow is a free, GPL-3.0 toolkit for collecting, classifying, and preprocessing NetFlow, IPFIX, and sFlow data.
WebAPILinuxSelf-hosted5.6 - 30
pmacct
pmacct is a free, self-hosted suite of passive network monitoring tools for Linux.
LinuxSelf-hosted5.5 - 31
Nagios Network Analyzer
WebLinux4.9 - 32
NetWorx
LinuxmacOSWindows4.9 - 33
Traffic Sentinel
WebLinux4.7