Are you worried about calculating your tax and filing the federal as well as state taxes? If yes, then TurboTax is the best software for doing so. The software helps users to prepare their income taxes along with calculating and filing them. You also get the advantage to get a tax refund and it is a guaranteed service delivered by TurboTax. Moreover, you get to connect with TurboTax support in case you come across a problem with the software.