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Leech vs Download Shuttle: catalog facts
Leech	Download Shuttle
Paid A $6 license that stays valid forever and includes at least one year of updates, with a…	Free Free on the Mac App Store.
macOS	macOS, Browser extension
Multi-stream accelerated downloads on supporting servers Bandwidth throttling and scheduled downloads	Downloads files in parallel segments Supports pause, resume, and scheduled downloads
macOS only Acceleration depends on server support	Requires macOS 13 or later.
Downloadable app	Downloadable app, Browser extension
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is 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 8, 2026

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