In the App Store, you'll find both apps and extensions. To access it, press the App Store app icon.
Apps are new icons you can add to your Home Screen for extra functionality, like the one above. Extensions add extra functionality to one or more existing app(s).
The Featured Apps section and the Featured Extensions section display only the newest and most popular apps and extensions. Click View All Apps to go to the All Apps section or View All Extensions to go to the All Extensions section.
When you press the All Apps tab, you'll see a list of available apps, with a tile for each app. At the bottom of each tile, you'll see a summary of the app. On the right, you may see cost considerations. When you hover over a tile, you'll see the developer name and the core apps that the app enhances. Click to view an app details dialog box.
On the details dialog box, you'll find a short description, the name of the developer, info about where to get help for any problems you experience using the app, and the full list of core apps the app enhances.
To install the app, press Install and then Confirm Install. After you confirm the installation, the extension is available in the Installed section.
When you press the All Extensions tab, you'll see a list of available extensions, with a tile for each extension.
At the bottom of each tile, you'll see a summary of which app(s) the extension affects (if there's more than one, you can see a full list on the extension details page). On the right, you'll see either "Free" or a price. Press any tile to see more details.
On the extension details dialog box, you'll find a short description, the name of the developer, info about where to get help for any problems you experience using the extension, and the full list of apps the extension affects. To install the extension, press Install.
After you confirm the installation, the extension is available in the Installed section.
Press the Installed tab to see a list of all apps and extensions you've installed.
This view shows you the installation date of each app or extension and which core apps each extension affects. To view the same details dialog box for an app or extension available in the All Apps or All Extensions tabs, press the row of your choice.