Redesigned Home Screen:

Apple is said to be working on a new home screen for the iPhone and iPad. CarPlay is also expected to get a new home screen to match.

 

Dark Mode:

This was first introduced on macOS Mojave and it will allow for easier night time viewing.

 

Live Photo Update:

Apple plans to double the length of the video attached to a live photo from 3 seconds to 6 seconds.

 

Cross-Platform iOS and Mac Apps:

With iOS 12 and macOS Mojave, apple introduced a new framework for bringing iOS apps to the Mac, as tested, 7 iOS-only Apple apps, like stocks, home and voice memos were ported to macOS. With iOS 13 and macOS 10.15, Apple is planning to expand this functionality to developers, which will make it easy for iOS apps to be tweaked for porting to the Mac.  

 

iPad Tweaks:

Several features in iOS 13 will be focused on the iPad. Apple is said to be introducing a multiple windows feature in a single app using a tab view. A multitasking feature for viewing two windows of the same app side by side is in the works.

 

Mail:

New features are expected, such as an option to be able to mute incoming mail notification from specific email threads.

 

New Emojs:

New emojis won’t be available when iOS 13 is released, but in a later update, apple will introduce new characters.