Compare software

updown.io vs Monika: catalog facts
updown.io	Monika
Paid Pay-per-use pricing that scales linearly with check frequency; cards, PayPal, SEPA and…	Free Free and open source.
Web	Self-hosted, Command line
Check interval adjustable from 15 seconds to 1 hour Downtime confirmed from two locations before alerting	Configuration in a single YAML file Alerts on slow responses as well as downtime
No free tier mentioned Hosted only, with no self-hosted option	Command-line only, with no built-in dashboard You run and keep it online yourself
Hosted service	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License not stated
Account needed	No account 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 October 2, 2026

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