No. 5 of 33 ·Network Packet Analyzer Software

Sniffnet

Windows · Mac · Linux

Freedom report

Three barsScore 6.5

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely3 of 6 device platforms
DocumentedPlans, terms and facts published

Sniffnet is ranked #5 of 33 in network packet analyzer software on Freedom251. It runs on Linux, macOS, Windows. There is a free plan.

Sniffnet plans and pricing

All plans

Sniffnet Free Fully free and open-source · MIT or Apache-2.0 sniffnet.app · 30 Sept 2026

Compared on network packet analyzer software

Free plan: Yes
Application monitoring: Yes
Bandwidth alerts: Yes

Best Sniffnet alternatives

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The record

Purpose: Sniffnet is a network monitoring app for keeping track of Internet traffic, checking bandwidth usage, and inspecting network activity.
Capture and reports: Users can choose a network adapter, filter observed traffic, and import or export capture reports as PCAP files.
Traffic views: The app displays overall Internet traffic statistics and real-time charts about traffic intensity.
Host details: Sniffnet can identify local network connections, show remote hosts’ geographical locations, and find host domain names and ASNs.
Service detection: The app identifies more than 6,000 upper-layer services, protocols, trojans, and worms.
Programs: Sniffnet can show which programs use network bandwidth and let users save favorite programs.
Alerts and blacklists: Users can configure notifications for network events and import custom IP blacklists to highlight potentially dangerous connections.
Themes and languages: The app supports custom themes and is available in 26 languages.
Privacy and security design: The audit article says Sniffnet provides most functionality through offline databases, uses incoming traffic as needed, and makes reverse DNS lookups to provide hostnames for IPs.
Support: The download page directs users with persistent installation problems or doubts to open an issue.
Intended users: The maker says Sniffnet is designed to be usable with ease by everyone, including people who find other network analyzers difficult to understand.
Price from: Free

Where it ranks on Freedom251

Best Network Packet Analyzer Software in 2026#5 of 33
Best Bandwidth Monitoring Software in 2026#6 of 31
Best Network Packet Capture Software in 2026#4 of 20

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Sources

sniffnet.app· checked 30 Sept 2026
sniffnet.app/news/security-audit/· checked 30 Sept 2026
sniffnet.app/download/· checked 30 Sept 2026