WishList Member is a powerful, yet easy to use membership software solution that can turn any WordPress site into a full-blown membership site. Simply install the WordPress membership plugin, and within minutes you’ll have your own membership site up and running… complete with protected, members-only content, integrated payments, member management, and so much more!
Demo: https://member.wishlistproducts.com/
source http://www.codelist.cc/plugins/243253-wishlist-member-v397524-membership-site-in-wordpress.html