Bold Upsell vs Smile App

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

Top sites by authority

Bold Upsell · Smile App · 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

Bold Upsell · Smile App · share of sites in each country using one or the other

United States 1,187

13,022

United Kingdom 375

4,121

Canada 417

3,860

India 193

2,789

Australia 249

2,726

France 119

2,056

Germany 149

1,706

Mexico 116

1,205

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 Bold Upsell sites · All Smile App sites