Yes, both Really Simple Support and Featurelly offer a Free Trial.
Really Simple Support is designed for Medium Business and Small Business.
Featurelly is designed for Individuals and Small Business.
Pricing for Really Simple Support Starts at $6.66/Month when Billed Yearly whereas for Featurelly Starts at $10/Month when Billed Yearly.
Some top alternatives to Really Simple Support includes Freshdesk, Support Hub, Snappy, Support.cc by 500apps, SmartSupport, Little SaaS Communication, Qualified, Workvivo, QReviews, Stream Follows, Featurelly and IFTTT.
Some top alternatives to Featurelly includes Usersnap, Userveys, Featurebase.app, Feedbee, UserFace, Qualified, feedback.farm, Workvivo, QReviews, Usabilla, IFTTT and GetFeedback by Draftss.