Neither ChatSpark nor REVE Chat offers a free trial.
The starting price of REVE Chat begins at $45/month, while pricing details for ChatSpark are unavailable.
ChatSpark offers several advantages, including Automates repetitive tasks, Personalized, interactive chatbots, Easy integration with knowledge repository, Quick implementation via widget or API and many more functionalities.
The cons of ChatSpark may include a No multi-language support, Limited chatbot personalization options, No native mobile app, No offline usage. and Limited API for customisation