Texted.io - Send text blasts to groups, receive individual replies
ShoutOUT - All in one business texting tool to send personalized alerts, promotions, reminders, short links and marketing campaigns, for any SMEs (hotels, restaurants, education, non profits, Woocommerce, banks, healthcare, agencies, supermarkets, weddings)
Sonar - 2-way chat with your customers over SMS and FB Messenger
Trumpia - SMS Marketing and Marketing Automation software for Mass SMS, internal communications & emergency alerts. #1 Text Messaging Service used by Fortune 500s.
WhatsMany - Send personalised WhatsApp messages in bulk
Clickatell - Simple, reliable mobile messaging cloud.