1. Press the "Menu" button when within the home display screen of one's Wifi Android Phone.
two. Tap "Settings" and "Wireless & Networks." Toggle the Wi-Fi option and choose your SSID. The SSID is the name of the wireless network to which you're connecting. Return to the property screen after you have connected to your wireless network.
3. Tap "Applications" and open your VoIP application. Tap the dialer on the screen or choose a contact from your list to place a contact. Some VoIP programs, such as Google Voice, charge for incoming calls but not outgoing calls, so check the pricing on your application.