Yes, both HelpHero and User Hero offer a Free Trial.
HelpHero is designed for Large Enterprises, Medium Business and Small Business.
User Hero is designed for Individuals, Medium Business and Small Business.
Pricing for HelpHero Starts at $45.83/Month when Billed Yearly whereas for User Hero Starts at $49/Month.
Some top alternatives to HelpHero includes UserGuiding, Chameleon, OnScreen, AppLearnAdopt, Inline Manual, VisualSP, DivShow, Experience Layer, Driftly and Supademo.
Some top alternatives to User Hero includes User Insights, Ribbon, Qualified, Workvivo, Follab, Storydoc, Interview Sandbox, SharpDash, LearnLeap and IFTTT.