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Quicksilver vs Alfred: catalog facts
Quicksilver	Alfred
Free Free and open source, maintained by a community of developers.	Freemium Free base app; the Powerpack unlocks workflows and other advanced features.
macOS	macOS
Acts on files and apps, not only launching them Hundreds of plugins	Custom workflows can automate multi-step tasks beyond simple app launching Clipboard history and snippets are built in
macOS only The action-based workflow takes time to learn	Core launcher is free but workflows and clipboard history need the paid Powerpack macOS only
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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