Neither Sirena nor Let's Talk offers a free trial.
Sirena is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Let's Talk is designed for Individuals, Large Enterprises, Medium Business and Small Business.
The starting price of Sirena begins at $99/Month, while pricing details for Let's Talk are unavailable.
Some top alternatives to Sirena includes ZoomInfo Chat, LiveAgent, LiveChat, DeskMoz, Zendesk Chat, Qonvo, Smartchat, JivoChat, Video Service Desk and Let's Talk.
Some top alternatives to Let's Talk includes Messenger Bot, BusinessOnBot, Dialog, 360dialog, Takle, Trring Me, Freshchat, ChatAndBot, Microsoft Kaizala and Messenger Communication Platform.