UpViral is described as 'Viral marketing campaign tool'. There are eight alternatives to UpViral, not only websites but also apps for a variety of platforms, including Self-Hosted solutions, SaaS, Instapage and Squarespace. The best alternative is Viral Loops. It's not free, so if you're looking for a free alternative, you could try InviteBox. Other great sites and apps similar to UpViral are Referral SaaSquatch (Paid), Firewards (Paid), ReferralCandy (Paid) and EarlyParrot (Paid).
Firewards makes it easy to setup a referral and rewards program for your newsletter. Grow your email list like a wildfire. Setup your customer loyalty program and reward your subscribers with gifts for their successful referrals.
Customer referrals are proof that you've made something people love Run a fully automated, customizable and easy to integrate referral program with ReferralCandy. It's the smarter way to discover new customers for a thriving business.
InviteBox makes it breathtakingly easy to add a state of the art referral program to your website. With just a few clicks your users will be able to share your product or service with their social network peers or webmail contacts.
EarlyParrot is a referral marketing platform that will enable startups, entrepreneurs, non-technical founders, growth hackers or growth hacking agencies to create referral marketing campaigns, just like big brands.