San Francisco (sans-serif typeface) and iOS 10 is a new variant named "SF Compact Rounded". It is used in the new contact placeholder icons introduced in the OSes. The "SF Serif" variant was showcased during the keynote at WWDC 2018 on June 4, 2018 when the all-new Apple Books app was introduced. This variant is exclusive to Apple Books in iOS 12 and macOS Mojave, is not mentioned in Apple's Typography design guidelines, and is not publicly downloadable like other variants of the San Francisco typeface. Since its introduction, San Francisco has gradually replaced most of Apple's other typefaces on their software and hardware
Helvetica Monotype Imaging. Changes from Neue Helvetica include more open spacing. Unlike Helvetica, the capitals are reduced in size so the lower-case ascenders rise above them, a common feature associated with text typefaces. The family includes eight fonts in four weights and one width, with complementary italics (45, 46, 55, 56, 65, 66, 75, 76). OpenType features include numerators/denominators, fractions, ligatures, scientific inferiors, subscript/superscript. Christian Schwartz's digitisation for Font Bureau is based on the original Helvetica drawings and uses the typeface's original name. It was released with an article on the history of Helvetica by Professor Indra Kupferschmid. Unlike earlier digitisations,