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It's a split decision.
Netdata is an agent-based monitoring platform that collects metrics, logs and traces, then streams data to Parent nodes or Netdata Cloud. Choose it when you want built-in dashboards, alerts, network monitoring and mobile access, or hosted and on-premises options. Prometheus is an open-source metrics system with local storage, PromQL and a broad instrumentation ecosystem. Choose it when your team wants to operate its own monitoring servers and build queries and alerts around metrics. Both are self-hostable; Prometheus has an Apache 2.0 licence.
01Side by side
| Netdata | Prometheus | |
|---|---|---|
| Pricing model | Free Community; Homelab $90/year; enterprise custom | Free; no subscription price listed |
| Free tier | 5 nodes; no metric limits or caps | No imposed usage or seat limits |
| Open source and licence | Open source; homepage does not name a licence | Open source under Apache 2.0 |
| Self-hosting | Agents, Parents and on-premises Cloud deployment | Self-hosted servers with local storage |
| Integrations | 800+ auto-discovered collectors and notification channels | Hundreds of official and community integrations |
| Deployment model | Agents stream to Parents, Cloud SaaS or on-premises | Independent servers rely on local storage |
| Platforms | Web, Windows, Linux, iOS, Android, Kubernetes, Docker | Web; Kubernetes and cloud or container-manager integrations |
| Limits and scaling | Community has 5 nodes; Parents support unlimited agents | No imposed usage limits; independent servers |
Netdata Choose Netdata if
- Choose Netdata if you need metrics, logs and traces in one system.
- Choose Netdata if you want dashboards and alerts out of the box.
- Choose Netdata if mobile monitoring or on-premises Cloud matters.
Prometheus Choose Prometheus if
- Choose Prometheus if you want PromQL-based queries and alerting.
- Choose Prometheus if Apache 2.0 licensing is a requirement.
- Choose Prometheus if you want independent servers with local storage.
02Pricing at real usage
Netdata’s Community plan is free and includes five nodes, no metric limits or caps, and retention you control. The Homelab plan costs $90 per year and is for personal, non-commercial use. Enterprise pricing is custom; the pricing page lists on-premises and air-gapped deployment, volume agreements, and support options. Prometheus is free and open source, with no imposed seat or usage limits. Neither product charges a published per-metric or per-seat fee in these plans.
At larger deployments, the difference is mainly who operates the infrastructure. Netdata offers Cloud SaaS as well as self-managed options, while Prometheus servers rely on local storage and run independently. A self-hosted setup still needs compute, storage and operational time; those costs depend on your environment, not a published software rate. Compare node counts, retention needs and hosting costs before choosing.
03API, SDKs and integration
Netdata’s integration path starts with agents and collectors: its homepage lists more than 800 auto-discovered collectors and notification channels, including Slack, PagerDuty, Teams, email and webhooks. Agents stream data to centralized Parent nodes, and Netdata also offers Cloud SaaS and an on-premises Cloud deployment. Its homepage does not identify a general-purpose API, SDKs or supported instrumentation languages.
Prometheus centers integration on instrumenting applications, collecting metrics and querying them with PromQL. Its official and community instrumentation libraries cover most major languages, and its ecosystem includes hundreds of integrations for extracting metrics from existing systems. The homepage describes Kubernetes and other cloud and container-manager integrations, with service discovery and monitoring. PromQL supports queries, correlations and transformations, while alerting rules use the same query language and dimensional data model. Prometheus documentation describes these core components; neither homepage specifies a CLI as a primary integration interface.
04Open source, self-hosting and lock-in
Both products are open source and self-hostable. Prometheus components are available under the Apache 2.0 licence, and its servers operate independently with local storage. Netdata’s homepage calls the project open source but does not name its licence there. Its deployment options include agents, Parent nodes and a full Cloud platform hosted on-premises, including air-gapped deployment.
Netdata says metrics stay on your infrastructure when using its Cloud platform, while its Parent architecture centralizes streaming from agents. Prometheus keeps server data in local storage. Those architectures give teams control over where monitoring runs, but neither homepage states a data-export format or migration guarantee. Before adopting either, check how your dashboards, alert rules and stored data can be exported and reused; expect migration work to depend on the queries and integrations you build.
Questions people ask
Is Netdata or Prometheus cheaper?
Prometheus has no software usage or seat fees and is available under Apache 2.0. Netdata’s Community plan is free for five nodes; Homelab costs $90 per year for personal, non-commercial use, and Enterprise pricing is custom. Self-hosting either system still requires infrastructure and operations.
Does Netdata replace Prometheus?
They overlap in infrastructure metrics and alerting, but their stated feature sets differ. Netdata also lists logs, traces, network monitoring, mobile apps and built-in dashboards. Prometheus focuses on metrics, PromQL, instrumentation libraries and integrations. The better fit depends on whether you need that broader feature set or a metrics-focused system.
Which is better for Kubernetes monitoring?
Both support Kubernetes environments. Netdata lists Kubernetes as a platform and offers agents, centralized Parents and an on-premises deployment. Prometheus integrates with Kubernetes and other cloud and container managers to discover and monitor services. Choose based on the rest of your monitoring stack and who will operate it.
How do alerting and dashboards differ?
Netdata lists dashboards and alerts out of the box, including customizable and algorithmic dashboards. Prometheus uses PromQL-based alerting rules; a separate Alertmanager component handles notifications and silencing. The Prometheus homepage describes querying for visualizations, while Netdata also lists a monitoring UI.