This is the million-dollar question. The short answer is
: Skia has been pre-installed on macOS since System 7.5. If you own a Mac, you already have a legal, perpetual license to use it for personal and most commercial projects. Skia Black Font Free- Download
However, because the font is older and widely distributed, many trusted font foundries offer or include it in larger software packages. The key is to avoid shady "100% free" download sites that bundle malware with their TTF files. This is the million-dollar question
While not exactly Skia Black, these alternatives are visually identical and licensed for free commercial use: However, because the font is older and widely
Due to its screen-optimized history, Skia Black is fantastic for mobile app headers and website
If you are looking for a similar humanist sans-serif aesthetic without the licensing hurdles, consider these free options from Google Fonts