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 521,768

324

India 193,784

138

United Kingdom 180,414

136

Japan 171,305

68

France 146,342

110

Brazil 142,702

194

Spain 138,105

107

Canada 138,004

161

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, Sep 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