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 2,072

1,176,001

Germany 1,187

564,892

Japan 1,895

539,934

India 1,653

498,312

France 1,058

428,725

United Kingdom 883

420,015

Brazil 927

386,483

Italy 1,009

377,317

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 Adobe Flash sites · All PHP sites