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 28,528

27,661

India 15,362

6,610

Japan 14,343

4,865

France 10,430

7,103

United Kingdom 10,551

6,903

Italy 11,275

5,383

Spain 10,271

5,712

Brazil 11,358

4,589

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 AddToAny sites · All FullCalendar sites