Yes, both productboard and airfocus offer a Free Trial.
productboard is designed for Individuals, Large Enterprises, Medium Business and Small Business.
airfocus is designed for Large Enterprises, Medium Business and Small Business.
Pricing for productboard Starts at $20/User/Month when Billed Yearly whereas for airfocus Starts at $19/Month when Billed Yearly.
Some top alternatives to productboard includes Aha!, Roadmunk, ProdPad, ProductPlan, Jira, Productroad, ProductFlare, Next Please, airfocus and IdeaPlan.
Some top alternatives to airfocus includes Smartsheet, Miro, Process Street, Wrike, Notion, Aha!, Jira, productboard, Teamwork, Focussist, Quick Base, Airtable, ClickUp, Focusplan and MyFocusSpace.