Genymotion is a very fast Android emulator (much faster than the one that ships with the Android SDK).
- Sign up for an account
- Download and install GenyMotion (make sure you move Genymotion and Genymotion shell to application directory
- Launch GenyMotion
- Add a virtual device by clicking the '+', choosing a device and clicking 'Add'.
- To launch a device click the Play button.
- To build an app you are currently developing on the virtual device you'll have to add the Genymotion plugin to Android Studio. Continue to step 7.
- Open Android Studio Preferences and go to Plugins.
- Click "Browse Repositories"
- Find "Genymotion" in the list and double click. It should download and install.
- Now when you click "run" to build the application you should see your virtual device in the list of devices to build to.