PerimeterX vs reCAPTCHA

Head-to-head usage across the sites we track.

Top sites by authority

PerimeterX · reCAPTCHA · how many of each technology's sites sit in the web's highest authority tiers

Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.

By country

PerimeterX · reCAPTCHA · share of sites in each country using one or the other

United States 4,600

534,273

India 2,128

197,700

United Kingdom 1,723

181,539

Japan 765

172,940

Brazil 1,010

145,709

France 1,184

145,372

Canada 1,799

138,940

Spain 1,043

131,068

Audience countries from the Chrome UX Report, top markets of either technology.

Real user performance

Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.

Sites that switched

Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.

All PerimeterX sites · All reCAPTCHA sites