WATI - No-code chatbot builder for WhatsApp Business
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
Glific - Uplift millions of lives with digital two-way communication
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
StackWhats - Add the WhatsApp Live Chat to your website
Plivo - Plivo simplifies your customer engagement.