Skype is the popular software for voice and video calls and supports Mac, Windows and Android operating systems. By default, the Android version disables the video calling option. If you want to setup Skype and make Video Calls on Nexus 7, try the following setp by step:
* If the tablet doesn't have Skype installed yet, open Google PLay, search for "Skype" and install it.
* Open Skype from your apps, press menu and select Setting. Check "Enable video calls" and tap "Continue" in notifying. Then Skype will automatically reload.
* Select one of your contacts and choose "Skype call" action. That use your Front camera and supports both portrait and landscape mode.