AverageFinder - AverageFinder is an all-in-one product value tracking service for eBay that will provide all the information related to product selling and purchasing.
Adobe Campaign - Adobe Campaign provides campaign, offer, and personalization management capabilities.
Auction Price Finder - Check the current value of any item on ebay, based on the last sales.
HubSpot Marketing Hub - HubSpot is a cloud-based inbound marketing software that allows businesses to transform the way that they market online.
PRICEFY.IO - Monitor your competitors' products and prices with ease. No single URLs to paste or proxies to rotate, just put your competitor's domain and monitor his product's price daily.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.