Avalara - Cut tax compliance costs, not corners. Avalara automates tax compliance and can help improve accuracy while reducing costs.
Skuuudle - Discover, match and monitor your eCommerce competitors.
TaxJar - TaxJar simplifies sales tax filing for eCommerce sellers.
Price2Spy - Price2Spy is a price monitoring, pricing analytics, and repricing tool, meant to help eCommerce professionals keep an eye on their competitors or retailers.
Thomson Reuters ONESOURCE - ONESOURCE tax software and solutions synchronize every aspect of your work and link international, country, state and local tax laws.
Prisync - Prisync is a competitor price tracking and monitoring software for all sizes of e-commerce companies worldwide.