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BackstopJS vs Applitools: catalog facts
BackstopJS	Applitools
Free Free and open source.	Paid Commercial platform with a free trial.
Command line	Web
Compares new screenshots against approved reference images Command-line tool that fits into build pipelines	Visual AI comparison designed to reduce false positives Cross-browser and cross-device coverage
Requires configuring scenarios by hand Commits to the main repository are infrequent	Commercial product aimed at teams Larger plans are arranged through demos and sales
Downloadable app	Hosted service
Open source	Closed source
License not stated	License not stated
No account needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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