No, you would not have to. You can generate pay stubs with accurate tax calculations, including YTD values using 123PayStubs.
All you have to do is enter some basic details like filing status, and extra withholding amount, and 123PayStubs will accurately compute the withholding tax amounts.
Here are some of the payroll calculations that will be computed when you create pay stubs:
202 E Main St,
Rock Hill, SC 29730.