Side by side

Centreon vs Paessler PRTG Network Monitor

Both stand on network monitoring. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Centreon

Free plan APILinuxSelf-hosted+2

Centreon combines broad infrastructure monitoring with SaaS and self-hosted deployment options. Its free plan covers 100 hosts, while paid editions add options at listed per-host prices.

Visit Centreon

Paessler PRTG Network Monitor

Free plan AndroidAPIiPhone+5

PRTG combines on-premises infrastructure monitoring with alerts, reports, dashboards, and an API. Check sensor needs and the single-license-per-server limit when choosing a plan.

Visit Paessler PRTG Network Monitor

The facts

	Centreon	Paessler PRTG Network Monitor
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	API, Linux, Self-hosted, Web, Windows	Android, API, iPhone, Linux, Mac, Self-hosted, Web, Windows
Lowest paid plan	IT Edition (Self-Hosted): €2.27 a year	PRTG 500: $200 a year
Plans published	12	6
Maker	Centreon	Not published
Website	centreon.com	paessler.com
On network monitoring	#4 of 57	#20 of 57

Centreon: what it does well

Monitors servers, networks, cloud environments, and applications.
Offers more than 700 monitoring connectors.
Available as SaaS or self-hosted software.
Free plan covers 100 hosts.
Access controls include SAMLv2 and directory synchronization.

What to know first

Listed Centreon Cloud trial lasts seven days.
Free plan is limited to 100 hosts.
Paid IT Edition is billed annually.

Paessler PRTG Network Monitor: what it does well

More than 250 preconfigured sensors
Customizable alerts and scheduled reports
API for monitoring data and custom features
Free iOS and Android monitoring apps

What to know first

Mobile apps do not support cluster setups
License sizes cannot be combined on one server
Paid plans start at $200/mo billed annually

Alternatives to Centreon Alternatives to Paessler PRTG Network Monitor The whole list