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Bulk Crap Uninstaller vs O&O AppBuster: catalog facts
Bulk Crap Uninstaller	O&O AppBuster
Free Free and open source under the Apache 2.0 licence, usable in private and commercial…	Free Free of charge as part of O&O's freeware range.
Windows	Windows
Uninstalls many programs in one queue with minimal prompting Handles Microsoft Store apps, Steam games and Windows Features	Removes preinstalled Windows apps without scripting Shows hidden apps as well as visible ones
Windows only The project is openly looking for maintainers	Windows only Closed source
Downloadable app	Downloadable app
Open source	Closed source
License: Apache-2.0	License not stated
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 24, 2026

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