IBM
Yes, both Experiments by GrowthHackers and productboard offer a Free Trial.
Experiments by GrowthHackers is designed for Large Enterprises, Medium Business and Small Business.
productboard is designed for Individuals, Large Enterprises, Medium Business and Small Business.
The starting price of productboard begins at $20/User/Month when Billed Yearly, while pricing details for Experiments by GrowthHackers are unavailable.
Some top alternatives to Experiments by GrowthHackers includes Jira, ProdCamp, Browsee, Critogo, Convertize, CROmetrics, CROOW, IdeaPlan and SprintMapp.
Some top alternatives to productboard includes Aha!, Roadmunk, ProdPad, ProductPlan, Jira, Productroad, ProductFlare, Next Please, airfocus and IdeaPlan.