Desku.io - Customer support simplified

Whautomate - WhatsApp based Automation and Customer Engagement Platform!

Zendesk - Zendesk is a beautiful, lightweight help-desk solution.

Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.

Voiceflow - Build voice apps in your browser without coding

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