Yes, both Moodle and iSpring Suite offer a Free Trial.
Moodle is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
iSpring Suite is designed for Large Enterprises and Medium Business.
Pricing for Moodle Starts at $120/Year whereas for iSpring Suite Starts at $770 per author/year when yearly.
Some top alternatives to Moodle includes Trainual, TalentLMS, Brightspace, Canvas LMS, Courseplay, LMS365, ScholarLMS, Cloudschool, TheStudentCampus, LMS Collaborator and Precoro.
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.