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ShichiZip vs Oka Unarchiver: catalog facts
ShichiZip	Oka Unarchiver
Free Free, with source code on GitHub.	Freemium Free to download, with an optional paid VIP upgrade.
macOS	macOS
Full 7-Zip format support Native macOS interface	Opens RAR archives on macOS Batch extraction of several archives
macOS only Small single-developer project	macOS only Some features sit behind a paid VIP upgrade
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is 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.