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UptimeRobot vs Uptime.com: catalog facts
UptimeRobot	Uptime.com
Freemium Free plan with 50 monitors; paid plans add more features.	Paid Commercial monitoring service with paid plans.
Web	Android, iOS, Web
50 monitors on the free plan Wide range of check types, including ports and cron jobs	Website, API, cron job and real user monitoring in one service Unlimited email, SMS and Slack notifications
Hosted only Some features such as multi-location checks may need a paid plan	Hosted only, with no self-hosted option Aimed at business monitoring rather than personal sites
Hosted service	Downloadable app, 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.