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Swift Quit vs Last Window Quits: catalog facts
Swift Quit	Last Window Quits
Free Free to download, with source code published on GitHub.	Free Free app, also installable with Homebrew.
macOS	macOS
Quits apps when their last window closes Can target all apps or a chosen list	Detects any kind of window closure Per-app exclusion list
Developer warns of reported unwanted window closing Small project with infrequent changes	Listed as incompatible with macOS Sequoia macOS only
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
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.