Spoon, a Free Mobile UI Wireframe Kit
Spoon Mobile Wireframe Kit is brought to you by FileSquare – an app that helps designers to create beautiful prototypes and collect feedback easily.
This wireframe kit contains all kinds of UI elements such as toolbar, keyboard, drop down box, on/off button and so on. With the phone sized grid, you can position the elements easily to design your own interface. What makes it awesome is a set of illustrations of hand gesture, which will enhance your mockups more than ever.
The best part about it, it’s that this kit is free to download, from the FileSquare website.