Yes, both Userlist and Referlist offer a Free Trial.
Userlist is designed for Large Enterprises, Medium Business and Small Business.
Referlist is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for Userlist Starts at $39/Month when Billed Yearly whereas for Referlist Starts at $20/Month.
Some top alternatives to Userlist includes WebEngage, MoEngage, Right On Interactive, Selligent, Experience Layer, Qualified, Onboard.io, Workvivo, Engage.so, EngageOne Communicate and EngageOne Compose.
Some top alternatives to Referlist includes TrueSaaS, GrowSurf, Referral SaaSquatch, AppVirality, Prefinery, InviteReferrals, Qualified, Workvivo, Waiting list, Nebo, Mentioned By and IFTTT.