Most users know how to toggle the switches on electrical devices, but get confused with the interface ones. They often have trouble discerning whether a switch is indicating a status or command.
Did you know that where you place your buttons affects how fast users complete their task? Quicker task completion results in a more satisfying experience.
The usability standards for buttons are higher for mobile apps than desktop apps. With a smaller screen and finger navigation, mobile buttons must be easy to tap, read, and recognize.
To tap or not to tap — that is the question on the user’s mind when they see a call to action button. The more buttons there are, the longer users take to decide.