Smile App vs Zipify OCU

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

Top sites by authority

Smile App · 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

Smile App · Zipify OCU · share of sites in each country using one or the other

United States 13,022

386

United Kingdom 4,121

143

Canada 3,860

139

India 2,789

82

Australia 2,726

94

France 2,056

78

Germany 1,706

84

Mexico 1,205

45

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 Smile App sites · All Zipify OCU sites