CallTrackingMetrics vs Cloudflare Browser Insights

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

Top sites by authority

CallTrackingMetrics · Cloudflare Browser Insights · 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

CallTrackingMetrics · Cloudflare Browser Insights · share of sites in each country using one or the other

United States 11,236

382,567

India 920

200,487

Brazil 169

176,969

Indonesia 196

173,937

United Kingdom 1,110

152,644

Canada 1,910

115,246

Germany 164

112,728

France 269

111,509

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 CallTrackingMetrics sites · All Cloudflare Browser Insights sites