Xiffe.com is a very powerful mobile apps prototyping tool. It is the best tool for mobile app wireframe design and prototyping. To demonstrate this we looked as some of the insanely great designed apps on iOS store, Google Play and Windows Marketplace and redesigned those apps using Xiffe.com
The results were awesome and show how much an amazing app design tool xiffe.com is. Here are the results. The best part you need not be a designer or know how to code to do this.