Tax software for sole proprietors and single-member LLCs is $52.95 at TaxSlayer, $79 at TurboTax, and $85 at H&R Block. When you add in state return fees, the all-in cost for a basic online self ...

TurboTax wanted to charge $267 after a limited-time $90 discount. ... For example, TaxSlayer is available if your adjusted gross income (AGI) is below $48,000, ...