Nagios XI Pricing Overview

Yes. According to G2 data, Nagios XI offers a free plan with limited features. Users can upgrade to paid plans for additional capabilities. Visit the seller's official pricing page to compare plan options and features.

According to G2 data, Nagios XI pricing in 2026 starts at $2,595.00 and can reach $4,690.00 depending on the selected plan. Pricing may vary based on billing terms or usage, so users should review the Nagios's official pricing page for the most current details.

Based on G2 reviewer demographics, Nagios XI's pricing is best suited for mid-market and enterprise organizations, particularly in IT services, computer and network security, telecommunications, and ISP environments. The majority of G2 reviewers come from companies with 51 to over 1,000 employees who manage large-scale fiber networks, server farms, or multi-customer NOC environments. G2 reviews of Nagios XI indicate that teams with dedicated network engineers who can handle complex initial configuration extract the most value. Smaller businesses or teams lacking strong technical expertise may find the setup complexity and custom pricing model prohibitive, as several G2 reviewers from small businesses note the steep learning curve alongside cost concerns.

Nagios XI does not offer a permanently free version, though a free trial is available for evaluation. G2 reviewers consistently note that Nagios Core, the open-source counterpart, is free but lacks the enterprise features found in Nagios XI's paid plans, including interactive dashboards, configuration wizards, advanced reporting templates, capacity planning graphs, and configuration snapshot tools. Multiple G2 users highlight that paid features like wizards and real-time graphing are significant upgrades over the free Core version. Nagios XI's pricing follows a custom-quote model for enterprise needs, meaning costs scale with infrastructure size, and G2 reviewers flag this as a notable expense barrier for smaller teams.

G2 reviewers are largely positive about Nagios XI's value, with the majority giving 4.5 to 5-star ratings despite recurring complaints about high licensing costs. Enterprise and mid-market G2 users consistently cite cost-effectiveness relative to the breadth of monitoring coverage, ServiceNow integration, and customizable alerting as justifications for the price. However, multiple G2 reviewers flag that key features like interactive dashboards, configuration wizards, and advanced reporting are locked behind paid tiers, making Nagios XI expensive for budget-constrained teams. One G2 reviewer explicitly noted the subscription price increases sharply year over year. Overall, G2 reviews of Nagios XI indicate strong value for large infrastructure environments but a harder sell for smaller organizations.