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HetrixTools vs Checkmate: catalog facts
HetrixTools	Checkmate
Freemium Free tier with 15 uptime and 32 blacklist monitors; paid plans add more.	Free Free and open source to self-host.
Web	Web, Self-hosted
Generous free tier for uptime and blacklist monitoring Checks from up to 12 locations	Combines uptime checks with server hardware monitoring Docker and Helm chart deployment options
Hosted only, with no self-hosted option Requires an account	You have to host and maintain it yourself No hosted version described in the research
Web application, Hosted service	Self-hosted
Closed source	Open source
License not stated	License not stated
Account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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