As of 2015, federal tax preparation software from TurboTax ranges from $19.99 to $99.99, while H&R Block's products are $29.95 to $89.95 and TaxAct's software starts free and costs up to $29.95. State tax preparation and other features have additional fees in some cases, state the companies' websites.
TurboTax offers Basic software for simple 1040 and 1040EZ preparation at the lowest price, according to the company's site. Taxpayers who own homes and have deductions can choose Deluxe software, and those with rental properties and investments have a Premier option. The company's most expensive offering is for self-employed people and small business owners. All three companies offer refund guarantees, and most software includes telephone support.