Twilio - Brings voice and messaging to your web and mobile applications.

TouchStar Dialler - TouchStar Dialer is an outbound dialer and contact center solution providing features and functionalities you need to operate a contact strategy.

Plivo - Plivo simplifies your customer engagement.

Ecsow - Skype dialer,auto dialer,predictive dialer, phone dialer, Ecsow is a fully featured outbound dialing system integrated with Skype.

smooch - Smooch connects your business software to all the world’s messaging channels for a more human customer experience.

Better Voice - Everything you need in a Business Class phone system.