Check third-party trusted sources like PortableApps.com or directly from UltraViewer’s download page:
https://www.ultraviewer.net/download.html – look for “Portable ZIP”
While convenient, the portable version is not without risks. ultraviewer portable zip download
Unlike some other remote support tools, UltraViewer does not widely publicize a dedicated "Portable" version on its main download page. The official website generally directs users to a standard executable installer (.exe) that requires administrative rights to install. Check third-party trusted sources like PortableApps
That said, older versions and specific releases of UltraViewer have been distributed as standalone archives (.zip) by third-party software repositories. While convenient, the portable version is not without risks