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 4,891

603,209

India 2,342

224,820

United Kingdom 1,917

207,765

Japan 885

199,902

France 1,393

176,039

Canada 1,984

160,997

Brazil 1,103

159,360

Spain 1,173

153,221

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, Jun 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