Yes, both Harvestr and Next Please offer a Free Trial.
Harvestr is designed for Medium Business and Small Business.
Next Please is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Harvestr Starts at $49/Month whereas for Next Please Starts at $19/Month.
Some top alternatives to Harvestr includes ProdPad, Jira, productboard, Productroad, ProdCamp, Backlogs, Next Please, Primary, IdeaPlan and Producter.
Some top alternatives to Next Please includes Aha!, ProductPlan, Jira, productboard, Productroad, Backlogs, ProductFlare, Height, IdeaPlan and LaunchNotes.