Booster Page Speed Optimizer vs Swym Wishlist Plus

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

Top sites by authority

Booster Page Speed Optimizer · Swym Wishlist Plus · 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 · Swym Wishlist Plus · share of sites in each country using one or the other

United States 2,475

6,115

United Kingdom 1,012

2,892

India 1,230

2,460

Canada 750

2,418

Australia 631

2,168

Germany 736

1,663

France 628

1,630

Italy 606

1,252

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 Booster Page Speed Optimizer sites · All Swym Wishlist Plus sites