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NanaZip vs Ashampoo ZIP Free: catalog facts
NanaZip	Ashampoo ZIP Free
Free Free and open source under the MIT licence, including the Microsoft Store listing.	Free Free of charge; Ashampoo sells other paid software.
Windows	Windows
Appears in the Windows 11 right-click menu instead of the legacy submenu 7-Zip's formats and compression, so nothing is lost in the move	Windows Explorer integration for one-click packing and unpacking Can convert archives between formats
Windows 10 and 11 only MSIX packaging makes some scripted or portable deployments awkward	Windows only Closed source
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License: Proprietary
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 1, 2026

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