Examples of websites using
Roboto
(Roboto is a sans-serif font designed by Christian Robertson and published through Google. The font family consists of 12 styles, including regular, italic, bold, and bold italic variations)
with
GT Zirkon
(GT Zirkon is a geometric sans-serif font released by Grilli Type. The family consists of 18 styles, including regular, book, bold, condensed, and extended widths, each with matching italics)