Yes, both Featureflow and Flagsmith offer a Free Trial.
Featureflow is designed for Individuals, Medium Business and Small Business.
Flagsmith is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Featureflow Starts at $72/Month when Billed Yearly whereas for Flagsmith Starts at $45/Month.
Some top alternatives to Featureflow includes Jira, Productroad, Backlogs, ProductFlare, Next Please, FeatureShift, Flagsmith, Follab, Flagship and Airdeploy.
Some top alternatives to Flagsmith includes GrowthBook, Qualified, Featureflow, Workvivo, Tggl, Toggly, Flagship, Airdeploy, LaunchDarkly, Unleash Hosted, Foggle and Show&Tell.