Yes, both Social Q&A and Referlist offer a Free Trial.
Social Q&A is designed for Large Enterprises, Medium Business and Small Business.
Referlist is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for Social Q&A Starts at $69/Month whereas for Referlist Starts at $20/Month.
Some top alternatives to Social Q&A includes SmarterQueue, Clinked, Queue, Sparkup, OMBEA Response, Qwizdom, Buzzerr, FlexyQ, Qwaiting and CrowdQuestion.
Some top alternatives to Referlist includes TrueSaaS, GrowSurf, Referral SaaSquatch, AppVirality, Prefinery, InviteReferrals, Qualified, Workvivo, Waiting list, Nebo, Mentioned By and IFTTT.