Girafi - Get more from your website visitors. Referrals, feedback, e-mails & more.
AffiliateWP - A powerful affiliate marketing solution for WordPress.
InviteBox - Acquire new customers with a social referral program. InviteBox is a flexible referral marketing solution that brings you new customers at no cost.
ReferralMagic - Turn your users and customers into referral magnets.
Referral Candy - Run a fully automated, customizable and easy to integrate referral program for ecommerce.
Everflow - Partner Marketing Platform - Track, Analyze & Automate