AMZ Finder 3 This powerful feedback & review management tool is a must-have for the serious Amazon FBA seller. It offers a free auto-email plan for FBA sellers anyone can have 5 free emails per month in order to optimize listings and increase sales. Keepa is a basic but useful toolbox run by Sascha Arthur from Berlin. Although not asprehensive as some tool resources Keepa is a useful site to keepa to hand for browser extensions including an Amazon price tracker and the Deals section which highlights popular and price dropped products for Amazon sellers. AMZBase is created to help speed up product searches for Amazon sellers. The App allows users to quickly get hold of product ASIN numbers and product descriptions and gives straight forward access to a number of sites directly from the menu. Hailed as a way to supercharge your Amazon product research s Unicorn Smasher is a colorful website full of useful downloads information statistics and support. Unicorn Smasher allows users to integrate with AMZ Tracker and offers a host of features including monthly estimates fulfilment details revenue estimates export tools data analysis. Keyword Tool needs very little introduction 3 as the name suggests this site is a keyword research tool s for Amazon sellers. Sonar-tool is a Chrome extension for Amazon keyword research s . Usingplex algorithms the tool collates data on the products that Amazon shoppers are searching for and puts it together into a database. DS Amazon Quick View is a productivity extension for Amazon FBA sellers. Free and quick to install DS Amazon Quick View allows users to add Amazon ranking and seller information to a search to view full product details instantly. Be aware there is a charge for support for this. FBA Calculator For Amazon is free and is an essential tool for sellers looking to quickly calculate profit margins on products while on the move. Making a profit with Amazon selling takes research and careful calculation. Google Keyword Planner is a clever way of keeping on top of keyword trends for Amazon FBA sellers. Rather than just a simple keyword search engine the Google Keyword Planner can conduct a search using general words or phrases in order to generate ideas. Updated in January 218. Google Trends is a simple but effective way of keeping on top of those all important trends. Essential for Amazon FBA sellers the site provides an at-a-glance list of trending storiesplete with historical data providing a snapshot of what hot and what not. Bitly promises to unleash the power of the . A optimization program Bitly Enterprise is now a force to be reckoned with in the world of Amazon FBA selling. The website features a number of helpful resources including webinars blog posts ebooks and case studies to offer advice and tips to both fledgeling sellers and selling veterans. Free online unit Converter is a simple fast and powerful unit converter tool for length and weight conversions you may need. It is a must have conversion tool for daily usage and when selling on Amazon.