Yes, both Adobe Captivate and iSpring Suite offer a Free Trial.
Adobe Captivate is designed for Large Enterprises, Medium Business and Small Business.
iSpring Suite is designed for Large Enterprises and Medium Business.
Pricing for Adobe Captivate Starts at $33.99/Month whereas for iSpring Suite Starts at $770 per author/year when yearly.
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 Suite includes iSpring Market, Camtasia, Adobe Captivate Prime, iSpring Learn, EasyProf, Adobe Captivate, iSpring Flip, Articulate Online, Articulate 360 and iSpring QuizMaker.