YesGraph - Boost viral growth by recommending who users should invite
Analyzify - Google tag manager and analytics app for your Shopify store
NewsWhip - Chrome extension that checks how viral your content is
Shopgram - A free analyzing tool for exploring top Shopify stores
Promo Self Serve - Launch a promotion across the internet in 90 Seconds
MerchantSpring - Multi-channel analytics for Amazon, Walmart, eBay & Shopify