Friendly Captcha vs HSTS

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

Top sites by authority

Friendly Captcha · HSTS · 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

Friendly Captcha · HSTS · share of sites in each country using one or the other

United States 331

1,348,640

Germany 1,607

403,347

United Kingdom 263

403,486

India 229

400,388

France 416

317,870

Brazil 102

290,538

Canada 148

289,821

Italy 1,295

219,709

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 Friendly Captcha sites · All HSTS sites