Yes, both GreyMetrics and DashThis offer a Free Trial.
GreyMetrics is designed for Large Enterprises, Medium Business and Small Business.
DashThis is designed for Large Enterprises, Medium Business and Small Business.
Pricing for GreyMetrics Starts at $49 whereas for DashThis Starts at $33/Month when Billed Yearly.
Some top alternatives to GreyMetrics includes LiveReport.io, AgencyAnalytics, Reportz, JustControl.it, Vidooly, iDashboards, DashThis, Power My Analytics, Megalytic and SharpDash.
Some top alternatives to DashThis includes Reportz, Alteryx, iDashboards, DataHero, Databox, Dundas BI, myDATA3, GreyMetrics, Easy Insight and dataSights.