Yes, both DataHero and Tableau offer a Free Trial.
DataHero is designed for Large Enterprises, Medium Business and Small Business.
Tableau is designed for Large Enterprises, Medium Business and Small Business.
Pricing for DataHero Starts at $49/Month whereas for Tableau Starts at $12/User/Month.
Some top alternatives to DataHero includes iDashboards, Corporater Business Management Platform, Databox, Klipfolio Dashboard, Tableau, SplashBI, Dundas BI, SAS Business Intelligence, Easy Insight and Tableau Server.
Some top alternatives to Tableau includes Qlik Sense, Entrinsik Informer, Looker, Microsoft Power BI, Dundas BI, QlikView, SAS Business Intelligence, SAP BusinessObjects BI, Microsoft Power BI Desktop and dataSights.