Booster Page Speed Optimizer vs Zipify OCU

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

Top sites by authority

Booster Page Speed Optimizer · Zipify OCU · 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

Booster Page Speed Optimizer · Zipify OCU · share of sites in each country using one or the other

United States 2,898

386

India 1,454

82

United Kingdom 1,178

143

Canada 849

139

Germany 869

84

France 771

78

Australia 753

94

Italy 702

54

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 Booster Page Speed Optimizer sites · All Zipify OCU sites