Compiling a list of tools, native apps as well as cloud-based, to help build compelling Mobile (and Desktop) App prototypes.
Principle makes it easy to create animated and interactive user interface designs. Whether you're designing the flow of a multi-screen app, or new interactions and animations, Principle lets you create designs that look and feel amazing.
InVision is a prototyping tool created for designers, by designers. It allows you to quickly and easily create interactive mockups for your designs. When you’re ready, you can share these mockups with your team or clients. It makes presenting your designs a breeze, and is much more effective than sending out a .PDF or screen shots. You can discuss the mockups right inside the app by leaving comments, that are connected to a point on the screen that you are discussing
Pixate empowers you to create sophisticated animations and interactions that come to life on 100% real, native iOS and Android prototypes.
Origami is a free toolkit for Quartz Composer-created by the Facebook Design team-that makes interactive design prototyping easy and doesn't require programming.
Not just a prototyping tool, Framework7 is a free and open source mobile HTML framework to develop hybrid mobile apps or web apps with iOS native look and feel.
POP turns hand-drawn wireframes to interactive prototypes. Sketch the app ideas on paper; take pictures and add links between the mockups; sync your app prototypes with Dropbox, simulate on iPhone, Android, or web and share your prototype idea online to get feedbacks.
Create your device-optimized vision in minutes that look so real. Get images, link and get design feedback in minutes.
Framer is a new creative tool to build interaction and animation prototypes.
Complete set of tools for creating products and services in cooperation with other members of design team and clients. With UXPin you could prepare wireframes, create prototypes and collaborate on pixel perfect projects