The MO-Call app for computers lets you make free calls to other connected MO-Callers, cheap calls and SMS to mobiles and fixed lines and connect to your favourite instant messengers. MO-Call supports MO-Call, Windows Live (MSN), Yahoo, ICQ, Facebook accounts.
Calls between connected MO-Callers are free. You can even make free calls to someone connected through MO-Call's mobile app.
By buying MO-Call credit you can make low rate VoIP calls to any fixed line or mobile phone around the globe and send cheap SMS directly from your desktop to any mobile worldwide.