The Best Network Traffic Analysis Software in 2026
We researched network traffic analysis software from official websites, including pricing pages, plan tables, and product documentation. Products are ranked on their core job, value for money, and verified features, so buyers can compare tools for understanding flows, applications, conversations, and network utilization.
Our top picks
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Top ranked
ManageEngine NetFlow Analyzer#1 of 259.3/10A broad traffic-analysis suite with a free edition and paid tiers for growing networks.
Free plan · 30-day trial
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Runner-up
ntopng#2 of 259.2/10A broad self-hosted traffic analysis suite with a capable free Community plan.
Free plan
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Top-ranked free plan
ElastiFlow#7 of 257.9/10A strong fit for teams that need enriched flow visibility across hybrid environments.
Free plan · 30-day trial
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 25 tools, best first
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Best forFeature-rich traffic analysis at a low entry price
A broad traffic-analysis suite with a free edition and paid tiers for growing networks.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
Free plan · 30-day trial Our ManageEngine NetFlow Analyzer verdict → Visit siteFor vendors Sponsor this spot · #1 · $149/mo →9.3/10★★★★★Visit site -
Best forBroad, self-hosted traffic analysis with a free tier
A broad self-hosted traffic analysis suite with a capable free Community plan.
9.2/10★★★★★Visit ntopng -
Best forEstablished multi-vendor flow reporting
A focused choice for multi-vendor flow analysis, drill-downs, and historical reporting.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
Pricing on request · 30-day trial Our SolarWinds NetFlow Traffic Analyzer verdict → Visit SolarWindsFor vendors Sponsor this spot · #3 · $79/mo →9.0/10★★★★☆Visit SolarWinds -
Best forEnterprise traffic visibility and forensic analysis
A broad hybrid traffic analysis platform for enterprise visibility, performance, and forensics.
Pricing on request · 30-day trial Our Progress Flowmon verdict → Try Progress FlowmonFor vendors Sponsor this spot · #4 · $69/mo →8.9/10★★★★☆Try Progress Flowmon -
Best forLarge hybrid and cloud environments
Broad flow, cloud-log, application, and topology analysis for large environments.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
8.8/10★★★★☆Visit Kentik -
Best forForensic flow analysis with flexible reporting
A focused on-premises analyzer for deep flow visibility and forensic investigation.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
8.4/10★★★★☆Visit NetVizura -
Best forFlow analytics with enrichment and ML detections
A strong fit for teams that need enriched flow visibility across hybrid environments.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
7.9/10★★★★☆Visit ElastiFlow -
Best forDetailed reporting and multi-tenant monitoring
A detailed, multi-tenant traffic analysis platform with flow, packet and reporting depth.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
7.8/10★★★★☆Visit Andrisoft -
Best forBGP-aware traffic and DDoS analysis
A BGP-aware flow analyzer for traffic visibility, DDoS detection, and long-term reporting.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
7.7/10★★★★☆Visit Noction -
Best forML-assisted enterprise flow monitoring
ML-assisted flow monitoring with real-time analysis, anomaly detection, and investigation tools.
7.6/10★★★★☆Visit Plixer -
Best forOpen-source, highly extensible flow accounting
A highly extensible, self-hosted toolkit for flow accounting and network telemetry.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
7.5/10★★★★☆Visit pmacct -
Best forTraffic analysis alongside network performance monitoring
Flow analytics, topology, and performance monitoring for hybrid enterprise networks.
7.4/10★★★★☆Visit LiveAction -
Best forFlow monitoring for Nagios-centered environments
A capable Nagios-centered flow analyzer for teams comfortable with Linux and self-hosting.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
7.3/10★★★★☆Visit Nagios -
Best forOpen-source flow exploration with visualizations
A self-hosted flow analysis system for operators who want visual exploration without licensing fees.
- Conversation analysis
- Bandwidth monitoring
7.2/10★★★★☆Visit Akvorado -
Best forLightweight open-source flow collection and filtering
A focused Linux toolkit for collecting, filtering, and analyzing network flow records.
- Conversation analysis
- Bandwidth monitoring
7.1/10★★★★☆Visit nfdump -
Best forCross-platform packet and flow forensics
A cross-platform packet and flow forensics system for on-premises analysis.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
7.0/10★★★★☆Visit Argus -
Best forFree Cisco NetFlow monitoring
A focused Cisco NetFlow analyzer with a capable free edition and clear device limits.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
6.9/10★★★☆☆Visit Caligare -
Best forAffordable self-hosted flow and bandwidth reports
A focused self-hosted option for flow collection, bandwidth reporting, and connection analysis.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
6.7/10★★★☆☆Visit BrByte -
Best forCisco network management with traffic-adjacent assurance
A Cisco-focused network management system with assurance features, not a dedicated traffic-analysis tool.
6.6/10★★★☆☆Visit Cisco -
Best forNetwork maps with basic traffic monitoring
A cross-platform monitoring product with network maps and basic traffic visibility.
6.6/10★★★☆☆Visit Intermapper -
Best forBasic free flow reports and long-term graphs
A focused, free flow-analysis suite for teams managing their own collection infrastructure.
- Bandwidth monitoring
6.5/10★★★☆☆Visit FlowViewer -
Best forOn-premises traffic monitoring with mobile access
On-premises traffic visibility with drill-down analysis, alerts, reports, and mobile access.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
6.4/10★★★☆☆Visit SparrowIQ -
Best forEnterprise traffic-pattern and capacity analysis
A broad traffic-analysis platform for enterprise capacity, performance, and security work.
- Application visibility
- Conversation analysis
- Bandwidth monitoring
6.3/10★★★☆☆Visit site -
Best forReplicating flow metadata to collectors
A focused telemetry distributor for teams sending flow data to multiple collectors.
- Bandwidth monitoring
6.2/10★★★☆☆Visit Plixer -
Best forHybrid and SD-WAN traffic baselining
A strong fit for hybrid and SD-WAN traffic baselining with Riverbed-centered integrations.
5.8/10★★★☆☆Visit Riverbed
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Flow protocols | Application visibility | Conversation analysis | Bandwidth monitoring | Deployment | Score |
|---|---|---|---|---|---|---|---|---|---|
| 1 | ManageEngine NetFlow Analyzer | Yes | $172/unit usage-based | NetFlow, sFlow, IPFIX, J-Flow, NetStream, cflowd, AppFlow | Yes | Yes | Yes | On_premises | 9.3 |
| 2 | ntopng | Yes | Free | 9.2 | |||||
| 3 | SolarWinds NetFlow Traffic Analyzer | No | NetFlow v5 and v9, Huawei NetStream, Juniper J-Flow, sFlow, IPFIX | Yes | Yes | Yes | Hybrid | 9.0 | |
| 4 | Progress Flowmon | No | Hybrid | 8.9 | |||||
| 5 | Kentik Network Intelligence Platform | No | $2,000/mo | sFlow, IPFIX, NetFlow v9, NetFlow v5, Juniper J-Flow | Yes | Yes | Yes | Hybrid | 8.8 |
| 6 | NetVizura NetFlow Analyzer | No | NetFlow v5, NetFlow v9, IPFIX, NSEL, sFlow | Yes | Yes | Yes | On_premises | 8.4 | |
| 7 | ElastiFlow | Yes | NetFlow, IPFIX, sFlow | Yes | Yes | Yes | Hybrid | 7.9 | |
| 8 | Andrisoft Wansight | No | $345/unit/yr | NetFlow v5/v7/v9, jFlow, cflowd, NetStream, sFlow v4/v5, IPFIX | Yes | Yes | Yes | On_premises | 7.8 |
| 9 | Noction Flow Analyzer | No | NetFlow, J-Flow, sFlow, IPFIX, NetStream | Yes | Yes | Yes | On_premises | 7.7 | |
| 10 | Plixer Scrutinizer | No | Hybrid | 7.6 | |||||
| 11 | pmacct | Yes | Free | NetFlow v1, v5 and v9; IPFIX; sFlow v2, v4 and v5 | Yes | Yes | Yes | On_premises | 7.5 |
| 12 | LiveAction LiveNX | No | 7.4 | ||||||
| 13 | Nagios Network Analyzer | No | $4,995 one-time | NetFlow, sFlow, jFlow, IPFIX | Yes | Yes | Yes | On_premises | 7.3 |
| 14 | Akvorado | Yes | Free | NetFlow, IPFIX, sFlow | Yes | Yes | On_premises | 7.2 | |
| 15 | nfdump | Free | NetFlow v1, NetFlow v5, NetFlow v7, NetFlow v9, IPFIX, sFlow v4, sFlow v6 | Yes | Yes | On_premises | 7.1 | ||
| 16 | Argus | Free | Argus, NetFlow, IPFIX, J-Flow, Q-Flow, K-Flow | Yes | Yes | Yes | On_premises | 7.0 | |
| 17 | Caligare Flow Inspector | Yes | NetFlow 1, 5, 6, 7, 9 | Yes | Yes | Yes | On_premises | 6.9 | |
| 18 | BrByte Captor | No | NetFlow v5, NetFlow v9, IPFIX | Yes | Yes | Yes | On_premises | 6.7 | |
| 19 | Cisco Catalyst Center | 6.6 | |||||||
| 20 | Intermapper | Yes | 6.6 | ||||||
| 21 | FlowViewer | Yes | Free | NetFlow v5; NetFlow v9; IPFIX; sFlow | Yes | On_premises | 6.5 | ||
| 22 | SparrowIQ | No | Yes | Yes | Yes | On_premises | 6.4 | ||
| 23 | NetGain Network Traffic Analytics | Yes | Yes | Yes | Hybrid | 6.3 | |||
| 24 | Plixer Replicator | No | NetFlow, IPFIX, sFlow, Syslog, SNMP Traps | No | No | Yes | Hybrid | 6.2 | |
| 25 | Riverbed NetProfiler | On_premises | 5.8 |
Head-to-head All 27 comparisons →
- ManageEngine NetFlow Analyzer vs ntopng
- ManageEngine NetFlow Analyzer vs SolarWinds NetFlow Traffic Analyzer
- ManageEngine NetFlow Analyzer vs Progress Flowmon
- ManageEngine NetFlow Analyzer vs Kentik Network Intelligence Platform
- ManageEngine NetFlow Analyzer vs NetVizura NetFlow Analyzer
- ManageEngine NetFlow Analyzer vs ElastiFlow
- ManageEngine NetFlow Analyzer vs Andrisoft Wansight
- ntopng vs SolarWinds NetFlow Traffic Analyzer
- ntopng vs Kentik Network Intelligence Platform
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How we rank network traffic analysis software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update