Because it was built for Windows XP, the original files are so small (under 60MB) that they can easily run from a thumb drive on modern systems without complex installation.
Downloading cracked software packages from third-party websites or peer-to-peer networks exposes your computer to major vulnerabilities. 1. Malware and Security Threats
Audacity is the most popular open-source audio editor in the world. It is completely free and features an official portable version through PortableApps.com.