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Uptime.com vs Site24x7: catalog facts
Uptime.com	Site24x7
Paid Commercial monitoring service with paid plans.	Freemium Free and paid monitoring plans, with a 30-day free trial.
Android, iOS, Web	Web
Website, API, cron job and real user monitoring in one service Unlimited email, SMS and Slack notifications	Covers websites, servers, networks, applications and cloud in one service Alerts through several notification channels
Hosted only, with no self-hosted option Aimed at business monitoring rather than personal sites	Hosted service only; monitoring data lives with the vendor Broad enterprise feature set can be more than a small site needs
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.