CallMultiplier - CallMultiplier is an all in one voice broadcasting and text messaging service that allows you to send automated calls and text.

Google Voice - Google Voice gives you one number for all your phones, voicemail organized in an email format, free...

Grasshopper - Grasshopper enables entrepreneurs to build a virtual office that connects callers to employees, wherever they are.

Talkatone - Android App on. Google Play. Stop paying for cell minutes, texts & landlines; Turn your iPad or iPod touch into a phone; Call/Text even in areas with bad cell coverage; Call/Text when travelling without paying for expensive international minutes.

Ooma - Ooma us a free internet based phone service the delivers the efficient VoIP services at clear calls.

TextMe - TextMe is a free calls and messaging application at both local and international levels.