AI assistants most often recommend ExpressVPN for VPN services in 🇺🇸 United States (English), naming it in 100% of the buyer questions we tested, followed by NordVPN and ProtonVPN. We asked an AI model the questions buyers ask about VPN services 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 | ExpressVPN | 6/6 (100%) |
| 2 | NordVPN | 6/6 (100%) |
| 3 | ProtonVPN | 6/6 (100%) |
Method: 6 representative buyer questions via a large language model, 🇺🇸 United States (English). Updated 6/10/2026. A proxy for how AI assistants describe this category.
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