With the release of iOS 7 in 2013, Apple changed their wordmarks to an extra thin/light version of Myriad.
iPhone 6 Plus
iPhone 6S Plus
The font was changed from Myriad to San Francisco, having been first used in the Apple Watch and Apple Music logos. The font was changed because Apple.com is now using its San Francisco font.
The font was changed from Myriad to the Seminole variant of San Francisco, having been first used in a compact variant on the Apple Watch and Apple Music logos. On January 25, 2017, the font rolled out on the website.
With Apple logo
Seen on Apple's official website until January 25, 2017, but was still used in the Upgrade Program website until Mid/Late 2017.
iPhone 7 Plus
iPhone 8 Plus
iPhone XS Max