Twilio - Brings voice and messaging to your web and mobile applications.
Shuup - Multivendor Marketplace Ecommerce Software - Let vendors sell products, services, and digital goods through your ecommerce marketplace.
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
WBSPRO - Install, Connect and Promote
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
Kait.ai - Connecting People With Brands