AI assistants most often recommend Gusto for payroll software in 🇺🇸 United States (English), naming it in 100% of the buyer questions we tested, followed by QuickBooks Payroll and ADP Workforce Now. We asked an AI model the questions buyers ask about payroll software and tallied which brands it named most — "share of voice" in AI answers, who AI recommends when no human is watching.
| # | Brand | AI share of voice |
|---|---|---|
| 1 | Gusto | 6/6 (100%) |
| 2 | QuickBooks Payroll | 6/6 (100%) |
| 3 | ADP Workforce Now | 6/6 (100%) |
| 4 | Paychex Flex | 1/6 (17%) |
Method: 6 representative buyer questions via a large language model, 🇺🇸 United States (English). Updated 7/30/2026. A proxy for how AI assistants describe this category.
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