TurboTax: Best small business tax software for freelancers and self-employed.H&R Block: Best inexpensive tax software for corporate and partnership returns.TaxAct: Best overall small business tax software.Top 5 Tax Software Options for Small Business If you’re not sure what returns your business is required to file, see our section at the end of this article for help. Most business owners require a bundle of returns, so be sure to consider the total cost of preparing all your necessary returns. We identify the best small business tax software based on price, features, and ease of use. Starting your own business is hard work and with most CPAs charging a minimum of $500 for a business return, the cost savings can be a big relief. Small business owners can prepare their own tax returns for a fraction of the cost of tax professionals.