Every week, millions of paychecks are written using Symmetry Software products. Symmetry is the undisputed leader for accurate and practical
withholding tax computation solutions.

Employee Self-Service tools for Paycheck Modeling and "what-if" scenarios

Solutions for employees to complete electronic state, local and federal withholding forms

Premier Library of Tax Information for Payroll Professionals

Payroll application development kit with tax tables to calculate federal, state and local withholding taxes