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 534,273

329

India 197,700

134

United Kingdom 181,539

138

Japan 172,940

67

Brazil 145,709

187

France 145,372

116

Canada 138,940

162

Spain 131,068

106

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 reCAPTCHA sites · All ThreatMetrix sites