AddToAny vs FullCalendar

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

Top sites by authority

AddToAny · FullCalendar · 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

AddToAny · FullCalendar · share of sites in each country using one or the other

United States 25,322

24,812

India 13,505

5,871

Japan 12,313

4,305

United Kingdom 9,125

5,746

Brazil 10,157

4,169

France 8,439

5,712

Italy 9,463

4,630

Spain 8,564

4,837

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 AddToAny sites · All FullCalendar sites