Keep it on a USB flash drive and use it on any computer instantly.
is a specialized, "no-install" version of the popular multimedia tool designed for users who need flexibility and speed. Because it is portable, you can run the entire application directly from a USB flash drive or an external hard drive without modifying the host computer's registry or leaving behind temporary files. Key Features of Version 2.2.502: aTube Catcher 2.2.502 Portable