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Monikaupdown.io
Free

Free and open source.

 Paid

Pay-per-use pricing that scales linearly with check frequency; cards, PayPal, SEPA and…

Self-hosted, Command line Web
  • Configuration in a single YAML file
  • Alerts on slow responses as well as downtime
  • Check interval adjustable from 15 seconds to 1 hour
  • Downtime confirmed from two locations before alerting
  • Command-line only, with no built-in dashboard
  • You run and keep it online yourself
  • No free tier mentioned
  • Hosted only, with no self-hosted option
Downloadable app, Self-hosted Hosted service
Open source Closed source
License not stated License not stated
No account needed Account needed
Not stated if it works offline Needs internet

Checked October 2, 2026

Checked September 23, 2026

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