What are some alternatives?
RingCentral - RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
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.
CrazyCall - CrazyCall is cloud based platform for sales and marketing teams doing cold calling, market research, information or loyalty campaigns.
TextNow - TextNow is a mobile virtual network operator (MVNO) that provides a free phone service to users by using other cellular networks coverage.
Convoso - Convoso's Cloud Contact Center helps SMBs increase sales, marketing and customer service success.
Freetone - Freetone is a free texting and calling application.