Yes, both AdStage and Power My Analytics offer a Free Trial.
AdStage is designed for Large Enterprises, Medium Business and Small Business.
Power My Analytics is designed for and undefined.
Pricing for AdStage Starts at $119/Month when Billed Yearly whereas for Power My Analytics Starts at $24.96/Month when Billed Yearly.
Some top alternatives to AdStage includes Convertedin, Maralytics, Adjust, UseItBetter, Power My Analytics, Admetrics Data Studio, Digital Analytics by Dreamdata, Adobe Analytics, PPCexpo and PPC Bee.
Some top alternatives to Power My Analytics includes Porter Metrics, Funnel, Megalytic, ETLrobot, Admetrics Data Studio, Analytics Canvas, Albato, Supermetrics and Halo.