There are two main types of applications:
    -desktop applications
    -web-based applications

Both applications have distinct advantages and disadvantages. Desktop applications run on users computers, they may connect to a central database or file storage area. Web-based applications run off of a centralized server through a users Internet browser on their computer. Deciding what your applications needs are will help dictate what type of application you should develop.

Learn more about Desktop Applications

Learn more about Web-based Applications