Yes, both Digivizer and Power My Analytics offer a Free Trial.
Digivizer is designed for Large Enterprises, Medium Business and Small Business.
Power My Analytics is designed for and undefined.
Pricing for Digivizer Starts at $89/Month whereas for Power My Analytics Starts at $24.96/Month when Billed Yearly.
Some top alternatives to Digivizer includes LiveReport.io, ReportGarden, Zoomph, yatta! analytics, JustControl.it, Vidooly, GA-Insights, Power My Analytics, Megalytic and fullstats.
Some top alternatives to Power My Analytics includes Porter Metrics, Funnel, Megalytic, ETLrobot, Admetrics Data Studio, Analytics Canvas, Albato, Supermetrics and Halo.