The best alternative to Sirena is Callbell thanks to its ease of use, to the support provided to its customers and the variety of channels it manages. Such as: WhatsApp Business, Telegram, Instagram Direct and Facebook Messenger.
Moreover, the quality of the service it provides compared to the alternatives on the market is far superior. In fact, the agents are always ready to solve problems and provide an excellent service, making Callbell a service like no other.
Callbell offers all the features that companies need nowadays: a stable platform, detailed statistics regarding the entire communication process. and the necessary tools for managing agents.