Spin.js dynamically creates spinning activity indicators that can be used as resolution-independent replacement for AJAX loading GIFs.
jQuery UI is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
In terms of market share, Spin JS is clearly lagging behind, losing to jQuery UI in all segments.
jQuery UI has better usage coverage in more websites categories. Including Science & Education, Computers Electronics & Technology, Health, Travel & Tourism and 20 other categories.
Spin JS hasn't got a lead over jQuery UI in any websites category.
jQuery UI is leading in most countries, including United States, Russia, Germany, South Korea and 162 other countries.
Spin JS hasn't got a lead over jQuery UI in any country.