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Distill Web Monitor vs Kibitzr: catalog facts
Distill Web Monitor	Kibitzr
Freemium Free to start, with cloud monitoring and higher limits on paid plans.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Android, iOS, Web, Browser extension	Windows, macOS, Linux, Self-hosted, Command line
Watches only the part of the page you select Alerts by notification, email, SMS or app	Whole configuration in one readable YAML file Browser automation with Selenium for pages behind logins
Round-the-clock cloud monitoring is part of the hosted service Desktop apps are offered as beta builds	Configured by hand in YAML, with no graphical interface Requires a Python environment
Downloadable app, Hosted service, Browser extension	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.