Yes, both Workplace and Microsoft Power BI offer a Free Trial.
Workplace is designed for Large Enterprises, Medium Business and Small Business.
Microsoft Power BI is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Workplace Starts at $4/User/Month whereas for Microsoft Power BI Starts at $4,995/Month.
Some top alternatives to Workplace includes ClickUp, Flock, CollaborateCloud, Collabee, Microsoft Teams, mi.team, Google Workspace, Yammer, Teams.cc by 500apps, Microsoft 365 and Witeboard.
Some top alternatives to Microsoft Power BI includes Google Drive, Tableau, IBM Cognos Analytics, Dundas BI, SAS Business Intelligence, Clear Analytics, SAP BusinessObjects BI, ibi Analytics Platform, Narrative BI and Microsoft Power BI Desktop.