Ninjamock

NinjaMock is a cloud-based tool designed for wireframing, prototyping and quick mockups. It is a simple-to-use software that supports complex activities, helping users to create prototypes easily on Android, iPhone, iPad, Windows Phone and Microsoft Surface devices as well as websites. The software includes customizable stencils and built-in vector editing tools such as lines, rectangles and circles that can be used to make freehand sketches.