AI assistants most often recommend Grammarly for grammar checkers in 🇬🇧 United Kingdom (English), naming it in 100% of the buyer questions we tested, followed by Ginger and ProWritingAid. We asked an AI model the questions buyers ask about grammar checkers 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 | Grammarly | 6/6 (100%) |
| 2 | Ginger | 6/6 (100%) |
| 3 | ProWritingAid | 6/6 (100%) |
| 4 | LanguageTool | 1/6 (17%) |
Method: 6 representative buyer questions via a large language model, 🇬🇧 United Kingdom (English). Updated 6/14/2026. A proxy for how AI assistants describe this category.
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