You can store your downloads in your account when you signup!
You can use this iPhone 6 mockup on a kitchen counter with cooking supplies to show off your new cooking app. This is great for the handy Martha Stuart mom. Or to show off an app that will teach use how to make turkey dinners. The iPhone is set to portrait view and will hold an image of 750x1080px.
Drag & drop not supported, but you can still upload via this input field: