Adobe Flash vs PHP

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

Top sites by authority

Adobe Flash · PHP · 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

Adobe Flash · PHP · share of sites in each country using one or the other

United States 2,098

1,143,659

Germany 1,117

552,961

Japan 1,840

532,606

India 1,592

489,213

France 1,053

433,940

United Kingdom 846

415,974

Italy 986

392,415

Brazil 887

373,280

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 Adobe Flash sites · All PHP sites