Birdly - Birdly is an expense management and expense report solution for SMBs.

Camelcamelcamel - Easily monitor Amazon product prices and get alerts when they drop.

PushMarket - Automate personalized emails for ecommerce (YC15)

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.

Dynamic Campaigns by Sigstr - Share the most relevant content in every email

GlassIt.co - Find discounts, without invasion of your privacy. Download Glass It Price Tracker mobile app or browser extension 🇺🇸