Maytapi - Serverless Whatsapp Api with Chat and Agent support.
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)
Octopush - Octopush is a company providing technology-based communication solutions, including SMS, Web solutions, and Email APIs.
Clickatell - Simple, reliable mobile messaging cloud.
SMS Messaging - SMS Marketing is a social media management tool by Mitto that helps brands and retailers capture their customers’ attention by crafting messaging campaigns across multiple platforms.
ProTexting - ProTexting offers mobile marketing tools for businesses to communicate with their audience via SMS & MMS campaigns.