Deductions are customizable and can differ from one profile to another. The deductions can be modified to accommodate various taxing scenarios. For example for 401K deduction - select pretax and turn ON Federal and State switches to exclude it from being taxed on federal and state levels. Once you enter all information and include year-to-date gross paid wages, Payroll Guru will calculate your net paycheck amount and will show you the appropraite taxes. Payroll Guru calculates the following taxes: - Federal WIthholding, - Social Security, - Medicare, - State Withholding, - State Unemployment (where applicable), - State Disability Insurance (where applicable). Calculated paychecks can be viewed as a pie chart showing the percentage distribution of your gross pay. Paycheck details can be emailed to an employee, employer or a payroll service provider. Payrollguru app is a must have for any self-employed person or employer in the US to calculate paychecks and verify accuracy of issued paychecks. Payrollguru app will also be useful to any employee looking to improve financial planning, budget spending and estimate impact of personal changes (i.e. marital status, number of dependents) on net take home amount. Employees can also use Payroll Guru app to compare net paycheck amounts (after tax) in different states. This will be useful for employees considering job or relocation to a different state. For small business owners and payroll service providers Payrollguru will help estimate net and gross paycheck amounts in a particular payroll situation, and will provide a pretty accurate assessment of applicable payroll taxes. Payrollguru app calculates payroll taxes for all 50 states and District of Columbia. If you have any improvement suggestions or would like to report a problem please email us directly at [email protected]. We also appreciate your positive feedback and reviews. Thank you for using Payroll Guru app. Enjoy it!