Some of those people are probably already spending their refunds, while you face a weekend of sorting through receipts and struggling with IRS forms. Don't despair, though. Read our . had the edge in our tests, but only a slight one over and . Other options include and .

And while you may think there's just one right answer when it comes to determining how much you owe Uncle Sam, our research shows that different software packages can produce . How much different? Nearly US$2000 on a tax bill of around $20,000.

The IRS has a legal mandate to get 80 percent of returns filed electronically, and that pressure could work to your advantage. Before you start filling out printed forms, see how you might be able to .