Login to developer account using SalesForce Login
Click on setup, In-App Setup Section Expand Create section,Click on Apps
Summary: Name > Setup > Create > Apps
- Enter values in App Label and App Name fields (these two fields are mandatory)
- Enter the value in Description filed (Optional)
- Select Tabs needed. (By default Home tab will be selected)
- Save and click on click on the app name from the menu, the application will be launched with a single Home tab.