Abacus Tax Software is the home of affordable professional tax return preparation and e-filing software.
Our tax software programs are database driven, simple to use, and feature modern, logical, and familiar Windows interface. Simply enter your data in the tax form on the screen. 1098/1099/W-2, 706, 709, 990, 1040, 1041, 1065, 1120, 1120s, 720, 940, 941, 5227, 5500.