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 9,526

358,777

India 738

188,732

Brazil 148

165,894

Indonesia 153

159,635

United Kingdom 916

141,129

Canada 1,629

104,823

Germany 93

103,081

France 99

97,614

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 CallTrackingMetrics sites · All Cloudflare Browser Insights sites