Checkmk
8.8#1 in hardware monitoring softwareFrom $275 a monthFree planAndroidiOSWebAPI
VisitCheckmk vs WhatsUp Gold
WhatsUp Gold
6.4#28 in network monitoringFree planFree planWebAPISelf-hostedWindows
VisitWhat both publish
| Fact | Checkmk | WhatsUp Gold |
|---|---|---|
| API | The REST API is designed to cover functionality exposed by the GUI and command line, with OpenAPI documentation generated from the same source as the software. | WhatsUp Gold includes REST API performance monitors and supports REST API use. |
| Deployment | Checkmk can run on customer hardware or virtualized, with packages for major Linux distributions, Docker and Virtual Appliance. | The 2026 release supports Windows Server 2025 and Windows Server 2022, and its installer enables IIS where supported. |
| Founded | 2007 | 1981 |
| Headquarters | Munich, Germany | Burlington, Massachusetts, United States |
Checkmk plans
- CommunityFree
- Synthetic MonitoringFree
- Pro$275 a month
- Cloud$290 a month
- Ultimate$400 a month
WhatsUp Gold plans
- WhatsUp Gold Free EditionFree
Pick Checkmk if…
It suits teams monitoring mixed infrastructure, servers, networks, and cloud services. The Community edition is aimed at smaller infrastructures, while distributed monitoring can support larger setups.
Pick WhatsUp Gold if…
WhatsUp Gold is intended for network administrators and managers who need visibility into infrastructure, services, applications, and cloud resources. It fits organizations using Windows Server deployments.