: It primarily serves users who work across multiple computers (e.g., at school, work, or public libraries) or those who do not have administrative privileges to install software on their current machine. PortableAppZ vs. PortableApps.com
You can carry your apps on a flash drive and run them on any Windows computer.
To understand the relevance of PortableAppZ, you must first understand portable architecture. Standard Windows applications write files to multiple directories (such as Program Files and AppData ) and alter the Windows Registry during installation.
Users rely on the reputation of the site's maintainer rather than official signatures.
It leaves no digital footprint or leftover junk files on the host operating system.