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IZArc vs NanaZip: catalog facts
IZArc	NanaZip
Free Free to download and use.	Free Free and open source under the MIT licence, including the Microsoft Store listing.
Windows	Windows
Supports more than 40 archive formats Archive encryption	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 only Closed source	Windows 10 and 11 only MSIX packaging makes some scripted or portable deployments awkward
Downloadable app	Downloadable app
Closed source	Open source
License: Proprietary	License: MIT
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 September 21, 2026

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