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NetworkTrafficView vs SmartSniff: catalog facts
NetworkTrafficView	SmartSniff
Free Freeware from NirSoft with no paid tier.	Free Freeware from NirSoft; free to redistribute as long as nothing is charged.
Windows	Windows
Per-connection statistics with speed, size and packet counts Shows the process behind TCP connections	Shows traffic as readable client-server conversations Can capture without installing a driver via Raw Sockets
Requires the Npcap driver or another capture driver Official requirements list Windows 2000 to Windows 10 only	Official system requirements list Windows versions up to Windows 8 Raw Sockets mode misses outgoing UDP and ICMP packets and is unreliable on some systems
Downloadable app	Downloadable app
Closed source	Closed source
License: Freeware	License: Freeware
No account needed	No account 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.