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Site24x7 vs Oh Dear: catalog facts
Site24x7	Oh Dear
Freemium Free and paid monitoring plans, with a 30-day free trial.	Paid Paid plans with a 10-day free trial that needs no payment details.
Web	Web
Covers websites, servers, networks, applications and cloud in one service Alerts through several notification channels	Crawls whole sites for broken links, not just the homepage Uptime, SSL, DNS and cron checks in one tool
Hosted service only; monitoring data lives with the vendor Broad enterprise feature set can be more than a small site needs	No permanent free plan Hosted only
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.