I usually recommend TurboTax or TaxAct (I use TurboTax)...free for “simple” returns (1040a or 1040ez) and “low-income” (<$60K). The IRS also has a new “free-file” option this year:
https://www.irs.gov/filing/free-file-do-your-federal-taxes-for-free
From freefile my tax return refund was $500 less than Turbo tax.
Compared others also. Turbo is better.