MIT app lets you talk and text with super low rate. You can easily get a second phone number for personal or business purpose. No need to carry two devices. Super low cost, even no SIM card needed.
Real phone number - Get a second U.S. phone number for free. Separate work and life.
Low cost – Make phone calls to ay number over WiFi and 3G/4G data networks.
No Roaming – Call or text even you are from another country. Save money and hassle.