ntopng Pricing 2026

ntopng Community Edition is free and open source forever. ntopng Professional costs $299/year with graphical reports and LDAP authentication. Enterprise M costs $899/year adding SNMP and advanced alerts. Enterprise L costs $1,499/year with Identity Management and distributed deployment support. All paid licenses are perpetual (don't expire) and include 1 year of updates. Maintenance renewal costs 25% of license price annually ($75-$375/year). Enterprise L Bundle pricing is custom based on included tools.

Yes, ntopng Community Edition is free and open source forever under GPLv3 license. It provides core network traffic analysis, flow monitoring (NetFlow/sFlow/IPFIX), real-time visualization, and basic reporting without cost. However, advanced features like graphical reports, LDAP authentication, SNMP monitoring, and priority support require paid Professional ($299/year) or Enterprise ($899-$1,499/year) licenses.

Community Edition is free with core traffic analysis and community support. Professional ($299/year) adds graphical reports, traffic profiles, LDAP authentication, and ticket support. Enterprise M ($899/year) adds SNMP monitoring, advanced alerts, and multi-user management. Enterprise L ($1,499/year) adds Identity Management (AD/RADIUS), distributed deployment, and advanced threat detection. Choose Professional for SMEs needing reporting, Enterprise M for SNMP and alerts, or Enterprise L for large-scale Identity Management integration.

No, ntopng licenses are perpetual - they don't expire and you can use your purchased version forever. However, the included updates and support expire after 1 year. To continue receiving updates and support, renew maintenance at 25% of license price annually ($75-$375/year). If you renew late (more than 1 month past expiration), maintenance costs 75% of license price. You can skip renewals and keep using your current version, but you won't get new features or support.

Maintenance renewal costs 25% of the original license price if renewed within 1 month of expiration, or 75% for late renewals. This means Professional renewal is $75/year, Enterprise M is $225/year, and Enterprise L is $375/year when renewed on time. Late renewals cost $224/year, $674/year, and $1,124/year respectively. Maintenance includes product updates, security patches, and continued support access.

ntopng is significantly cheaper than Plixer Scrutinizer. ntopng Professional costs $299/year vs Scrutinizer's $1,995/year (25 devices). ntopng Enterprise L costs $1,499/year vs Scrutinizer's $8,000/year (100 devices). However, Scrutinizer includes per-device licensing and dedicated support, while ntopng requires separate hardware and has lighter support. Choose ntopng for budget-conscious deployments with technical expertise, or Scrutinizer for commercial support and per-device pricing clarity.

Yes, ntopng Community Edition is open source under GPLv3 and can be used in production environments forever without cost. However, you'll lack advanced features like graphical reports, LDAP/SNMP integration, and commercial support. For production deployments requiring SLA support, authentication, or advanced reporting, upgrade to Professional ($299/year) or Enterprise ($899-$1,499/year) which include ticket-based support and enterprise features.

Hardware requirements depend on network size: Small networks (< 1Gbps) need 8GB RAM, 4 CPU cores, 500GB storage. Medium networks (1-10Gbps) need 16-32GB RAM, 8 CPU cores, 1-2TB storage. Large networks (10Gbps+) need 64GB+ RAM, 16+ CPU cores, 5TB+ storage. You can deploy on physical hardware ($1,000-$10,000) or VMs (requires hypervisor licensing). Storage needs scale with data retention - 90 days requires more than 30 days.

ntopng doesn't publicly advertise startup programs, but as a small company themselves, they may offer custom pricing for startups, nonprofits, or educational institutions. Contact ntop sales directly with information about your organization to inquire about potential discounts. Educational institutions often receive 30-50% discounts on commercial software, which may apply to ntopng Professional and Enterprise licenses.

ntopng Enterprise L Bundle combines ntopng Enterprise L with other ntop tools like nProbe (flow probe), nScrub (DDoS mitigation), and other components from the ntop ecosystem. Pricing is custom based on which tools are included and deployment scale. The bundle provides comprehensive network monitoring, packet capture, flow analysis, and DDoS protection in one integrated suite. Contact ntop for bundle pricing and configuration options.

Yes, you can upgrade from Community Edition to paid editions at any time by purchasing a license from shop.ntop.org. Since paid licenses are perpetual, you pay once ($299-$1,499) for the license plus annual maintenance (25% of license cost) for continued updates. The license activates the paid features immediately. You can also upgrade between paid tiers (Professional to Enterprise M/L) by purchasing the higher license.

Yes, ntopng can be deployed on cloud VMs (AWS EC2, Azure VMs, Google Compute Engine) in addition to physical servers or on-premises VMs. Cloud deployment costs include your ntopng license ($0-$1,499/year) plus cloud VM costs ($50-$500+/month depending on instance size). Cloud deployment provides flexibility and eliminates hardware investment, but adds recurring cloud infrastructure costs. ntopng works identically on cloud VMs as on physical hardware.

The Community Edition (Free) is limited to live network traffic viewing. Users report that the alert system has significant restrictions, with one user noting the "alert system have limitations that make them almost not usable because limit exceptions." Historical data retention and full alerting capabilities require upgrading to a paid plan.