Turbo Tax is the #1-rated, best-selling
tax software. Free Edition includes free IRS efile. Easily prepare your
tax return and file income taxes online. Prepare and print unlimited federal and state returns; e-file up to five federal returns (per IRS guidelines) at no additional charge. Includes free federal efile — receive IRS confirmation and get your refund in as few as 8 days. Everything you need to easily do your tax return–asks easy questions customized to your situation, puts your answers on the correct IRS forms, checks for errors. Searches for more than 350 deductions, including mortgage interest, education, and medical expenses, to get you the biggest refund–guaranteed. TurboTax is the only tax software to include both e-filing and audit support with every federal return.