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PeaZip vs Ark: catalog facts
PeaZip	Ark
Free Free and open source under LGPLv3; a portable package that needs no installation is…	Free Free and open source as part of KDE Gear.
Windows, macOS, Linux	Windows, Linux
Works with 200+ archive types and variants and handles spanned archives Native application on Windows, Linux, macOS and BSD, with a portable package	Previews file contents without extracting Handles zip, 7z, rar, tar and disc images
The interface is busy compared with the plain 7-Zip window Creating RAR archives is not possible; RAR is read-only, as it is in other free tools	Fits best in a KDE Plasma desktop Some formats depend on external command-line tools being installed
Downloadable app	Downloadable app
Open source	Open source
License: LGPL-3.0	License: GPL-2.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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