Text Message Conversations
Text Message Conversations is a powerful tool to help you manage multiple conversation with contacts in a single view....The Text Message Conversation user experience updates as new messages arrive and plays a "ding" sound to indicate a new message....Some customers choose to leave the Text Message Conversation open on their store computer....This opens the Text Message Conversations:
Free Plan (Freemium) Limitations
Text messaging / SMS marketing is not available on the free plan.
Yes, if you want to send SMS/Text Messages to your customers as part of a campaign you must configure Twilio or another communication platform partner, such as Plivo.