What are the 3 lines called on an app?
The hamburger button (the triple bar ≡ or trigram symbol ☰), so named for its unintentional resemblance to a hamburger, is a button typically placed in a top corner of a graphical user interface.
What is an app icon?
What is an app icon? An application icon—or an app logo—is a unique image used to represent an app on a user's device. It also appears in a smartphone's settings and search bar in addition to users' introductory glance within the App Store and Google Play Store.