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SolarWinds Network Performance Monitor vs PRTG Network Monitor: catalog facts
SolarWinds Network Performance Monitor	PRTG Network Monitor
Paid Commercial license sold directly by the vendor rather than offered as a free product.	Freemium Free for up to one hundred sensors. Larger deployments require a paid licence.
Self-hosted	Windows, Web, Self-hosted
NetPath and intelligent maps give deep visibility into network paths Long-established, widely deployed product in enterprise IT	One hundred sensors free forever, which covers a small network Autodiscovery, maps and alerting configured through one interface
Commercial licensing makes it a significant cost for smaller organizations Self-hosted deployment requires dedicated infrastructure to run	Licensing is per sensor and gets expensive quickly Windows server only, closed source
Self-hosted, Downloadable app	Self-hosted
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.