Yes, both Adobe Captivate and iSpring Flip offer a Free Trial.
Adobe Captivate is designed for Large Enterprises, Medium Business and Small Business.
iSpring Flip is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Adobe Captivate Starts at $33.99/Month whereas for iSpring Flip Starts at $227/User/Year.
Some top alternatives to Adobe Captivate includes iSpring Market, Camtasia, Adobe Captivate Prime, iSpring Learn, Qualified, Workvivo, Evolve Authoring, EasyProf, iSpring Flip, iSpring Suite, Articulate Online and Articulate 360.
Some top alternatives to iSpring Flip includes Easygenerator, SkyPrep, iSpring Learn, Aktiv Mind LMS, CourseMill, Qualified, Workvivo, EasyProf, Adobe Captivate, Storydoc, iSpring Suite and IFTTT.