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Oh Dear vs Cronitor: catalog facts
Oh Dear	Cronitor
Paid Paid plans with a 10-day free trial that needs no payment details.	Freemium Free to start, with paid plans for more monitoring.
Web	Web
Crawls whole sites for broken links, not just the homepage Uptime, SSL, DNS and cron checks in one tool	Catches cron jobs that fail, run late or never start Keeps output and metrics from every run
No permanent free plan Hosted only	Hosted service that requires an account Jobs need an SDK, API call or wrapper to report in
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.