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PowerArchiver vs NanaZip: catalog facts
PowerArchiver	NanaZip
Paid Paid editions with a free download to try; Enterprise costs $59.95 per seat.	Free Free and open source under the MIT licence, including the Microsoft Store listing.
Windows, macOS, Command line	Windows
Opens more than 60 archive formats AES-256 encryption, with FIPS 140-2 in Enterprise	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
Paid, with a confusing range of editions Many extras are only in higher tiers	Windows 10 and 11 only MSIX packaging makes some scripted or portable deployments awkward
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 21, 2026

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