Following are the quick steps to create a SharePoint Hosted App using Visual Studio 2013:
- Launch Visual Studio 2013.
- Select File -> New Project
- Select App for SharePoint 2013 and provide name and location of the project
- Provide url of the developer site (Site collection created by using Developer Site template) and select SharePoint Hosted App in hosting option then select Finish.
- Hit Start from the tool bar, it will compile and deploy the app to your developer site.