reCAPTCHA vs ThreatMetrix

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

Top sites by authority

reCAPTCHA · ThreatMetrix · 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

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

United States 603,209

363

India 224,820

167

United Kingdom 207,765

150

Japan 199,902

71

France 176,039

123

Canada 160,997

184

Brazil 159,360

207

Spain 153,221

116

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 reCAPTCHA sites · All ThreatMetrix sites