ntopng vs SolarWinds NetFlow Traffic Analyzer

ntopng9.2Visit SNSolarWinds NetFlow Traffic Analyzer9.0Visit

Higher score ntopng #2 in Network Traffic Analysis Software 9.2/10 Free plan Free plan✓ 0 of 3 features Visit ntopng

vs

SN SolarWinds NetFlow Traffic Analyzer #3 in Network Traffic Analysis Software 9.0/10 Pricing on request · 30-day trial Free trial✓ 3 of 3 features Visit SolarWinds

• ntopng fits best

  Broad, self-hosted traffic analysis with a free tier

• SolarWinds NetFlow Traffic Analyzer fits best

  Established multi-vendor flow reporting

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Side by side

Feature	ntopng 9.2/10 Visit ↗	SNSolarWinds NetFlow Traffic Analyzer 9.0/10 Visit ↗
At a glance
Editor score	9.2	9.0
Ranking	#2 in Network Traffic Analysis Software	#3 in Network Traffic Analysis Software
Best for	Broad, self-hosted traffic analysis with a free tier	Established multi-vendor flow reporting
Pricing model	Free	Paid
Starting price	Free	—
Free plan	✓ (best)	—
Free trial	—	30 days
Deployment	Self-hosted	Cloud, Self-hosted
Platforms	Web, Windows, macOS, Linux	Web
Support	Community, Docs	Phone, Tickets, Community, Docs · 24/7
Integrations	7 integrations	2 integrations
Built for	Solo, Small business, Mid-market, Enterprise	Mid-market, Enterprise
Features ntopng 0/3 · SolarWinds NetFlow Traffic Analyzer 3/3
Application visibility	Not checked yet	✓ (best)
Conversation analysis	Not checked yet	✓ (best)
Bandwidth monitoring	Not checked yet	✓ (best)
Specs
Flow protocols	Not checked yet	NetFlow v5 and v9, Huawei NetStream, Juniper J-Flow, sFlow, IPFIX
Deployment	Not checked yet	Hybrid
Monitored device limit	Not checked yet	Not checked yet
Our review
Pros	Combines packet capture, flow collection, and Layer-7 application detection Includes active checks, topology discovery, alerts, and historical analysis Supports NetFlow, sFlow, IPFIX, SNMP, APIs, and security integrations	Supports NetFlow, sFlow, J-Flow, IPFIX, and Huawei NetStream Drills into applications, endpoints, conversations, protocols, and IP groups Combines historical analysis, alerts, reports, CBQoS, and top-talker views
Cons	Self-hosted deployment requires infrastructure and operational ownership Historical data and reports are available in Enterprise tiers LDAP authentication and extended behavioral checks require Pro	Pricing requires a custom quote There is no free plan Its listed integrations focus on the SolarWinds ecosystem
Our verdict	ntopng is a self-hosted, web-based network traffic monitoring application for network administrators, security teams, and service providers. It combines passive packet capture with NetFlow, sFlow, and IPFIX collection, then analyzes… Read the review →	SolarWinds NetFlow Traffic Analyzer is flow-based network traffic and bandwidth analysis software for network teams managing hybrid IT environments. It collects and analyzes flow data from multi-vendor devices, helping teams monitor… Read the review →

Strengths and trade-offs

• ntopng — where it wins

  • Combines packet capture, flow collection, and Layer-7 application detection
  • Includes active checks, topology discovery, alerts, and historical analysis
  • Supports NetFlow, sFlow, IPFIX, SNMP, APIs, and security integrations

  Where it doesn't

  • Self-hosted deployment requires infrastructure and operational ownership
  • Historical data and reports are available in Enterprise tiers
  • LDAP authentication and extended behavioral checks require Pro

• SolarWinds NetFlow Traffic Analyzer — where it wins

  • Supports NetFlow, sFlow, J-Flow, IPFIX, and Huawei NetStream
  • Drills into applications, endpoints, conversations, protocols, and IP groups
  • Combines historical analysis, alerts, reports, CBQoS, and top-talker views

  Where it doesn't

  • Pricing requires a custom quote
  • There is no free plan
  • Its listed integrations focus on the SolarWinds ecosystem

• ntopng9.2/10 · Free plan

  A broad self-hosted traffic analysis suite with a capable free Community plan.

  Visit ntopngFull verdict →
• SNSolarWinds NetFlow Traffic Analyzer9.0/10 · Pricing on request · 30-day trial

  A focused choice for multi-vendor flow analysis, drill-downs, and historical reporting.

  Visit SolarWindsFull verdict →