Appsolite - Evaluating software is laborious, time consuming and riddled with a lot of guess-work.
PriceCute - Keep up with your competition's pricing on Amazon
Product Comparisons - Compare any 2 software products
Price Tracker by Relbis Labs - Price Tracker is a command-line tool for monitoring the prices of productsFeaturesTracking prices and availability of products.Tracking Amazon Kindle books.Displaying products information in a terminal.Exporting data into Excel and YAML files.
Cross - Find the best Amazon price in the world
Camelcamelcamel - Easily monitor Amazon product prices and get alerts when they drop.