WikiPro - All-in-one Business to Customer Communication
Group Texting - Group Texting provides your business with a robust Group texting software that supports up to 10-digits numbers.
Heymarket - The professional way to text message. Your customers are mobile. Heymarket helps you manage those relationships from your smartphone.
Fastsms - Fastsms helps you with marketing by providing business text messaging which you can use to send information regarding discounts and delivery details to customers.
Respond Flow - The Mailchimp of SMS
Call-Em-All - Call or send messages to friends and family members as well as other people who are online. The app allows you to create a message and send it out to multiple devices and pages.