Yes, both Gainsight PX and Productroad offer a Free Trial.
Gainsight PX is designed for Large Enterprises, Medium Business and Small Business.
Productroad is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Gainsight PX Starts at $500/User/Month whereas for Productroad Starts at $38/Month.
Some top alternatives to Gainsight PX includes ProdPad, Productroad, ProdCamp, ProductFlare, Productiv, Zoomph, Amplitude, Userpilot, Pendo and Amplitude Analytics.
Some top alternatives to Productroad includes Aha!, Jira, productboard, Backlogs, Next Please, I'm Productive, VisionFlow, Primary, Height and IdeaPlan.