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7-Zip vs Ashampoo ZIP Free: catalog facts
7-Zip	Ashampoo ZIP Free
Free Free software with open source. The site states you can use 7-Zip on any computer…	Free Free of charge; Ashampoo sells other paid software.
Windows, Linux, macOS, Command line	Windows
High compression ratio in the 7z format with LZMA and LZMA2 Packs 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM and unpacks dozens more, including RAR, ISO, MSI and…	Windows Explorer integration for one-click packing and unpacking Can convert archives between formats
The Linux and macOS builds are console versions; there is no official graphical app on those platforms The Windows interface has not changed much in twenty years	Windows only Closed source
Downloadable app	Downloadable app
Open source	Closed source
License: LGPL-2.1	License: Proprietary
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked October 1, 2026

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