Contact Form 7 vs Embed Optimizer

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

Top sites by authority

Contact Form 7 · Embed Optimizer · 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

Contact Form 7 · Embed Optimizer · share of sites in each country using one or the other

Japan 199,815

572

United States 181,373

2,381

India 113,364

1,192

Italy 105,059

629

Germany 97,345

925

Spain 87,110

622

France 82,899

808

United Kingdom 78,201

998

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 Contact Form 7 sites · All Embed Optimizer sites