Software + Research

CS Professional Suite

Join more than 45,000 accountants and tax professionals already using this integrated solution.

Professional CPA software for accounting firms

Checkpoint

Industry-leading research to help you navigate the complex world of reporting and compliance.

Discover Thomson Reuters Checkpoint

Tax Technology Tools and Accounting Solutions to Meet the Needs of CPAs and Tax Professionals Around the World

Our products work together as an integrated system to simplify and standardize practice management, professional development, litigation and legal research.

UltraTax CS

Streamline your tax workflow. Boost tax prep efficiency, save processing time and complete more returns.

Professional tax software for accounting firms

Checkpoint Catalyst

The fastest, most efficient way to research complicated tax issues.

Try our tax research software for free

Accounting CS

Next-generation accounting software that creates powerful connections between clients, information and applications.

Professional accounting software