
Professional Tax Software Comparison Chart
The professional tax software comparison chart lists the best tax software features to help you decide which is best for your tax preparation business. Sigma Tax Pro offers three of the industry's leading professional tax software packages: Sigma 1040-SR, Sigma 1040-DR, and Sigma 1040-TW. All of our software packages are available in both Desktop and Web versions.



Every package is available in both desktop and web versions. Business returns (Forms 1120, 1120S, 1065) require a desktop edition.
Sigma Tax Pro offers three of the industry’s leading professional tax software packages: Sigma 1040-SR, Sigma 1040-DR, and Sigma 1040-TW. All of our packages are available in both desktop and web versions. Within each software and version there are varying features and integrations, highlighted in the chart above.
The chart is intended to help you identify the features and integrations you may benefit from, and ultimately decide which software is best for your tax office.
Please reach out if you have any questions before committing to a professional tax software. Sigma Tax Pro account managers are here to provide the solutions you need to make sure you are on track to grow your business and achieve your goals.
