Neither Sirena nor Video Service Desk offers a free trial.
Sirena is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Video Service Desk is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Sirena Starts at $99/Month whereas for Video Service Desk Starts at $9.99/Month.
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 Video Service Desk includes Alterra, Airchat, Bothelp Chat Widget, Hybrid.Chat, ChatBot, IVCbox, Smartchat, ChatFlow247, ChatAndBot and SimpleChatbot.co.