Skuuudle - Discover, match and monitor your eCommerce competitors.
Jungle Scout - Amazon product research made easy.
Klue - Klue is competitive intelligence for enterprise sales. We help sales, and the teams who enable them, leverage CI to win more deals.
Inventory Spy - Spy how many products remain on any Amazon Product’s offer listing page.
Crayon - Crayon market and competitive intelligence tools provide insights and inspiration for marketing, sales, and product management.
AMZScout - AMZScout extension will help you make a decision about picking a niche based on the actual data, not intuition.