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