Paymastr Payroll - Version 2.0 Paymastr is a Windows stand alone payroll program, that now features freee built-in email support. Paymastr is included in the full version of Delta60 Accounting Software, and is integrated with the General Ledger module. Within Paymastr you have the ability to manually update state and federal tax charts. Non taxable deductions such as 401k are input as a percent of the gross. Payroll summaries include: Current Payroll, Month, Quarter, and Year-to-date. Enter the hours worked as well as overtime, insurance, additional income, and other pay categories. The "additional income" field can be used if an employee is not hourly and/or is paid tips. Paymastr then calculates the withholding tax for federal, state, and Social Security plus Medicare based on exemptions claimed and marital status.