Best Small Business Tax Software in 2026
Updated
29ranked
0free plans on this page
$3.25/molowest paid tier
9 Oct 2026last checked
0 of 3 with known pricing have a free tier;0 apps show full bars: free, open, on most devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 26 | Sigma Tax ProWeb | One bar | No | 1 of 6 | 4.9 | ||
| 27 | TaxFileWeb | One bar | No | 1 of 6 | $3.25/mo | 4.9 | |
| 28 | TTS Tax SoftwareWeb | One bar | No | 1 of 6 | $297/mo | 4.9 | |
| 29 | ATX | One bar | 4.8 |
Compare all 4 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Business entity support | Federal e-file |
|---|---|---|---|---|---|---|---|---|
| 26 | Sigma Tax Pro | 4.9 | No | No | 495 one-time | Forms 1120 and 1065; individual 1040 returns | Yes | |
| 27 | TaxFile | 4.9 | No | $3.25/mo | No | Sole proprietors; single-member LLCs | Yes | |
| 28 | TTS Tax Software | 4.9 | No | $297/mo | Individual, business, and corporate returns; forms 1120, 1120-S, 1120-H, 1065, and 1041 | Yes | ||
| 29 | ATX | 4.8 | No | C corporations, S corporations, partnerships, estates and trusts | Yes |
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