UC Softphone is a free app that allows you to call and send SMS messages to any number from your Android phone. It is a softphone app that extends the functionality of your phone to allow you to make calls and send SMS messages to anyone, anywhere, and from any device. It works like a regular phone, but it also has the ability to connect to a UC Server and send and receive calls and messages to anyone in the UC network. It can work with multiple phones, and it can also be used as a PBX, allowing you to make and receive calls from your Android phone or tablet.

UC Softphone is a SIP soft client that can be used to make and receive calls and messages. It works over mobile networks and it can be used with any phone that is compatible with the app. It can be used with the latest versions of Android.