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HetrixToolsPulsetic
Freemium

Free tier with 15 uptime and 32 blacklist monitors; paid plans add more.

 Freemium

Free plan with 10 monitors and 3 status pages; incidents and more on paid plans.

Web Web
  • Generous free tier for uptime and blacklist monitoring
  • Checks from up to 12 locations
  • Failures confirmed from other regions before alerting
  • Many check types including SSL, port and cron
  • Hosted only, with no self-hosted option
  • Requires an account
  • Incident declaration requires a paid plan
  • Hosted only, not self-hostable
Web application, Hosted service Hosted service
Closed source Closed source
License not stated License not stated
Account needed Account needed
Needs internet Needs internet

Checked September 23, 2026

Checked October 2, 2026

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