Apple iCloud Mail vs Proton Mail

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

Top sites by authority

Apple iCloud Mail · Proton Mail · 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

Apple iCloud Mail · Proton Mail · share of sites in each country using one or the other

United States 129,767

6,185

United Kingdom 50,050

2,300

Germany 46,068

2,033

India 42,601

2,067

Canada 36,709

1,910

France 29,018

2,126

Australia 26,471

1,281

Netherlands 23,412

1,566

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 Apple iCloud Mail sites · All Proton Mail sites