TaxSimple - TaxSimple is a tax returns filing and refund platform that allows users to easily enter all of their data and leave the rest on the platform.

Avalara - Cut tax compliance costs, not corners. Avalara automates tax compliance and can help improve accuracy while reducing costs.

TaxBrain - TaxBrain is a taxation filing software that enables users to calculate their taxes easily, and they can file them without any trouble.

Thomson Reuters ONESOURCE - ONESOURCE tax software and solutions synchronize every aspect of your work and link international, country, state and local tax laws.

GoSystem Tax RS - GoSystem Tax RS has unmatched web-based tax processing power, is scalable to needs, and is available in a secure online environment.

TaxJar - TaxJar simplifies sales tax filing for eCommerce sellers.