Epsilon offers Free Trial, but Viable does not.
Pricing for Viable Starts at $600/month whereas for Epsilon Starts at $4.08/month.
Viable offers several advantages, including Provides detailed insights, Tracks changes over time, Tracks product sub-themes, Provides user profiles, Offers customized recommendations and many more functionalities.
The cons of Viable may include a Requires minimum 500 datapoints, Limited integration platforms, No mobile app mentioned, No local language support mentioned. and Lacks customizability