How to See What Is Running on Android?

1. Touch the 'Application Drawer' on your home screen, scroll to the 'Settings' icon, and touch it. You can also launch Settings from the Menu key on your device.

2. Touch 'Applications.' Tap 'Manage Applications.'

3. Tap the 'Running' tab on the Manage Applications screen. From the list of applications running on your Android device, touch an application name to view details of the program, including how much memory the application and cache are using and if it is the default app for any action on the device.