WATI - No-code chatbot builder for WhatsApp Business
Twilio - Brings voice and messaging to your web and mobile applications.
Interakt - Easily interact with every user of your app. Setup Your User Interaction Headquarter Today!
E-goi - Email Marketing companies, SMS Marketing, software email marketing.
AiSensy - Whatsapp Chatbot, CRM & Marketing
Swift SMS Gateway - SMS Gateway is your bridge between the Internet and the world of cell phone SMS text messaging.