AI assistants most often recommend BinaxNOW for test in 🇺🇸 United States (English), naming it in 33% of the buyer questions we tested, followed by QuickVue and Kaplan Test Prep. We asked an AI model the questions buyers ask about test 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 | BinaxNOW | 2/6 (33%) |
| 2 | QuickVue | 2/6 (33%) |
| 3 | Kaplan Test Prep | 1/6 (17%) |
| 4 | Magoosh | 1/6 (17%) |
| 5 | Khan Academy | 1/6 (17%) |
| 6 | Princeton Review | 1/6 (17%) |
| 7 | Ellume COVID-19 Home Test | 1/6 (17%) |
| 8 | CareStart COVID-19 Antigen Test | 1/6 (17%) |
| 9 | GitHub Copilot | 1/6 (17%) |
| 10 | Notion | 1/6 (17%) |
| 11 | Coursera | 1/6 (17%) |
| 12 | Udemy | 1/6 (17%) |
| 13 | Grammarly | 1/6 (17%) |
| 14 | Kaplan | 1/6 (17%) |
| 15 | Myers-Briggs Type Indicator | 1/6 (17%) |
Method: 6 representative buyer questions via a large language model, 🇺🇸 United States (English). Updated 10/15/2026. A proxy for how AI assistants describe this category.
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