Indeed, the myriad tweaks and additions represent a polish that will hopefully mean a better experience with Apple gadgets.
While WWDC isn't known for hardware unveilings, its focus on software serves as a tease for what future iPhones and Macs will look like.
Apple's ability to control every aspect of its products -- something that began when Steve Jobs and Steve Wozniak founded the company 42 years ago -- has been key to making Apple the most powerful company in tech.
Ensuring that Apple continues to deliver a smooth experience -- which hasn't always been the case with the sometimes buggy iOS 11 -- is critical to ensuring its users stay loyal to its universe.
"As consumers hold onto their phones longer, this is an incredibly important move for Apple's long-term success, but it also meant that Apple did not have a lot of splashy new features to show off, and no hardware announcements at all," said Avi Greengart, an analyst at Global Data.
Parents, meanwhile, will be able to get reports on their kids' usage and to set different allowances.