You're looking for information on a specific software feature related to "CDRoller 10 license key portable". Here's what I found:
: A single Personal License allows you to install and use CDRoller on all your personal computers, including home desktops and laptops. Portable Usage
Always ensure you download software from official or trusted sources to avoid any potential security risks.
It doesn't leave traces in the Windows Registry or create folders on the host computer.