No — FH Oscar isn’t listed as a free font. Typografische releases it, so licence options and pricing sit on their site.
FH Oscar is a sans-serif typeface from Typografische.
FH Oscar is a contemporary typeface designed, drawing inspiration from the Akzidenz Grotesk and Breite Grotesk structures that have become indispensable tools of modern design.
A1 features 1 website using FH Oscar. It leans towards Clean, Minimal, and Light design styles, and it’s most often built with Framer.