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Uptime.com vs OneUptime: catalog facts
Uptime.com	OneUptime
Paid Commercial monitoring service with paid plans.	Freemium Self-hosting is free; the hosted service has paid plans.
Android, iOS, Web	Web, Self-hosted
Website, API, cron job and real user monitoring in one service Unlimited email, SMS and Slack notifications	Monitoring, status pages and on-call in one tool Can be self-hosted
Hosted only, with no self-hosted option Aimed at business monitoring rather than personal sites	Large platform that takes effort to run yourself Much of the feature set is aimed at teams rather than individuals
Downloadable app, Hosted service	Self-hosted, Hosted service
Closed source	Open source
License not stated	License: Apache-2.0
Account needed	Not stated if an account is 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.