You must have seen several applications. Examples of applications can be
1. An extra tab in facebook page
2. A single page game like farmville
3. A standalone website which displays facebook contents.
The first step of all the above examples is creating a facebook application. Creating a facebook application provides you appid and app secret which are needed for creating any application.
Step 1: Login to Facebook
Login to facebook like you do normally.
Step 2: Visit Facebook developer page
Facebook developer page provides option for you to create new app and also various other useful resources to build your app.
Step 3: Create New App
Click Apps link on top menu. This page displays information about all existing apps and also a provision to create a new app.
We will discuss on how to edit other app settings on next post.