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IT & Infrastructure

Best Network Traffic Analysis Software in 2026

Understanding traffic on a network starts with the visibility and analysis each tool provides. Compared on application visibility, bandwidth monitoring and conversation analysis, these options also differ in deployment and supported flow protocols.

  1. 01 ntopng

    The free Community edition is described for home and network practitioners with small networks.

    Free plan Open source Web · Windows · macOS · Linux
    8.9 Visit Specs
  2. 02 ElastiFlow

    ElastiFlow suits network operations and engineering teams that need flow-based visibility across distributed environments.

    Free plan Web · Linux · API · Self-hosted
    8.7 Visit Specs
  3. 03 Andrisoft Wansight

    Wansight suits NOC and IT operations teams that need network traffic monitoring, analysis, and accounting on their own Linux servers.

    From $28.75/mo Free trial Web · Linux · API · Self-hosted
    8.6 Visit Specs
  4. 04 Akvorado

    It suits operators managing network-flow visibility on Linux, macOS, or self-hosted infrastructure who can provide Kafka, ClickHouse, and proxy authentication.

    Web · macOS · Linux · API
    8.1 Visit Specs
  5. 05 FlowViewer

    FlowViewer suits network teams that need to examine exported NetFlow data, create traffic reports, or monitor filtered traffic over time.

    Free plan Web · Linux
    8.1 Visit Specs
  6. 06 Caligare Flow Inspector

    The free edition is for non-commercial users monitoring up to two devices.

    Free plan Web · Linux · Self-hosted
    8.0 Visit Specs
  7. 07 Intermapper

    Intermapper is designed for network administrators, infrastructure and IT operations teams, and leaders responsible for uptime and service reliability.

    Free trial Web · Windows · macOS · Linux
    8.0 Visit Specs
  8. 08 Noction Flow Analyzer

    NFA suits network teams needing flow monitoring, capacity analysis, dashboards, alerting, and FlowSpec-based mitigation.

    From $165.83/mo Free trial Web · Linux · API · Self-hosted
    7.9 Visit Specs
  9. 09 Argus
    Windows · macOS · Linux · Self-hosted
    7.8 Visit Specs
  10. 10 BrByte Captor
    From 199 BRL/mo Web · Self-hosted
    7.8 Visit Specs
  11. 11 NetVizura NetFlow Analyzer

    NetVizura NetFlow Analyzer suits network administrators and teams monitoring bandwidth, troubleshooting, planning capacity, or reviewing network security.

    Free trial Web · Windows · Linux · Self-hosted
    7.8 Visit Specs
  12. 12 Plixer Scrutinizer
    From $1,083/mo Free trial Web · API · Self-hosted
    7.8 Visit Specs
  13. 13 Cisco Catalyst Center
    Web · Windows · macOS · Linux
    7.7 Visit Specs
  14. 14 ManageEngine NetFlow Analyzer

    It suits teams that need to monitor network bandwidth and traffic across supported flow protocols.

    From $172/mo Free plan Web · Windows · Linux · iOS
    7.5 Visit Specs
  15. 15 nfdump

    nfdump suits Linux operators running self-hosted flow collection and analysis.

    Free plan Linux · Self-hosted
    7.5 Visit Specs
  16. 16 Progress Flowmon

    Flowmon is for organizations needing network visibility, security detection, and performance analysis.

    Free trial Web · Linux · API · Self-hosted
    7.4 Visit Specs
  17. 17 NetGain Network Traffic Analytics
    Web · Linux · Self-hosted
    7.3 Visit Specs
  18. 18 SparrowIQ

    SparrowIQ is designed for smaller businesses that need network visibility but have limited technical resources, time and budget.

    Free trial Web · Windows · iOS · Android
    7.2 Visit Specs
  19. 19 SolarWinds NetFlow Traffic Analyzer
    Free trial Web · Windows · Self-hosted
    7.1 Visit Specs
  20. 20 pmacct
    Linux · Self-hosted
    6.9 Visit Specs
  21. 21 Cisco Meraki Dashboard
    Web
    5.8 Visit Specs
  22. 22 Nagios Network Analyzer
    Web · Linux
    5.8 Visit Specs
  23. 23 Kentik Network Intelligence Platform
    Web
    5.7 Visit Specs
  24. 24 LiveAction LiveNX
    Web · Windows
    5.7 Visit Specs
  25. 25 Plixer Replicator
    Web
    5.5 Visit Specs
How this list is ordered. Specifiction scores each tool on how fully its maker documents it, whether its prices are published, where the research puts it, the platforms it runs on and whether it can be tried for free (how we rank). Makers can also buy a numbered place (how Specifiction is paid for).

Monitored device limits can help you consider scale; free-plan availability and paid-from pricing add cost context. Nagios XI, ntopng and Caligare Flow Inspector are among the entries to compare. Think about the traffic sources you need to observe, the protocols relevant to your environment and how you expect to deploy the software. Weigh those details against the analysis capabilities you need, rather than treating any one comparison field as sufficient on its own.

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