Yes, both SubHub and MemberStack offer a Free Trial.
SubHub is designed for Large Enterprises, Medium Business and Small Business.
MemberStack is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SubHub Starts at $40/Month when Billed Yearly whereas for MemberStack Starts at $25/Month when Billed Yearly.
Some top alternatives to SubHub includes MemberLeap, MemberSuite, Nimble AMS, Wild Apricot, YourMembership, Join It, MembershipWorks, Springly, Smartwebs and MemberStack.
Some top alternatives to MemberStack includes Servicebot, WebCommander, Connecting Members, MemberLeap, MemberClicks, YourMembership, Join It, TidyHQ, MembershipWorks and Outseta.