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updown.io vs Better Stack Uptime: catalog facts
updown.io	Better Stack Uptime
Paid Pay-per-use pricing that scales linearly with check frequency; cards, PayPal, SEPA and…	Freemium Free plan with 10 monitors, 10 heartbeats and a status page; paid plans and enterprise…
Web	Web
Check interval adjustable from 15 seconds to 1 hour Downtime confirmed from two locations before alerting	Covers HTTP, API, ping, SSL, domain expiry, mail and DNS checks in one place Screenshots and error logs recorded when a check fails
No free tier mentioned Hosted only, with no self-hosted option	Hosted service only, with no self-hosted option Free plan is limited to 3-minute check intervals
Hosted service	Web application, Hosted service
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Needs internet	Needs internet
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.