: PortableApps.com provides a pre-packaged portable version of the free client, but they do not provide FileZilla Pro. How to Make FileZilla Portable (Self-Reported Method)
Official "FileZilla Pro" does have a dedicated portable version, as it is a paid, subscription-based service. However, you can create your own portable version by downloading the official ZIP package and modifying its configuration. Download Options & Status Report Download File Zilla Pro Portable zip
To run FileZilla Pro or the free client portably from a USB drive or local folder without installation, follow these steps from the official Wiki : FileZilla Pro Download : PortableApps