ADFOX vs AppNexus

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

Top sites by authority

ADFOX · AppNexus · 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

ADFOX · AppNexus · share of sites in each country using one or the other

United States 3,493

53,163

United Kingdom 2,680

24,886

Russia 21,994

5,215

Canada 1,230

24,461

Germany 4,812

17,552

India 1,102

18,232

France 2,278

16,584

Netherlands 3,530

14,406

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 ADFOX sites · All AppNexus sites