Goldbill is modern sans serif typeface which designed based on geometric shapes. It is not just another geometric typeface, the uppercase letters were designed to have more squared form instead of circular and the lowercase retain the circular looks. It was designed with 2 axes variable; x-height and weight
Free version includes 4 fonts: Goldbill XL Light and Goldbill XS Extra Bold with corresponding Italics. Full family comes with 54 fonts with 3 different x-heights and 9 different weights.
The basic version of Goldbill is the best for text, while the Goldbill XS with the narrowest x-height is ideal for display text, logo, etc, and the one with the largest x-height, Goldbill XL would be good for heading, shorter paragraph text or web font.