Facebook Login vs Super Socializer

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

Top sites by authority

Facebook Login · Super Socializer · 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

Facebook Login · Super Socializer · share of sites in each country using one or the other

United States 130,630

852

Japan 92,821

171

Brazil 56,858

442

India 46,313

939

United Kingdom 46,044

342

France 42,093

349

Italy 38,753

483

Canada 35,702

295

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 Facebook Login sites · All Super Socializer sites