Fathom Analytics - Simple, trustworthy website analytics (finally)
Skuuudle - Discover, match and monitor your eCommerce competitors.
Instagram Analytics - Professional Instagram analytics
Price2Spy - Price2Spy is a price monitoring, pricing analytics, and repricing tool, meant to help eCommerce professionals keep an eye on their competitors or retailers.
Klipfolio - Klipfolio is an online dashboard platform for building powerful real-time business dashboards for your team or your clients.
BuiltWith - Find out the technology behind websites