Market Share by Top Websites

1 Spin JS is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Ext JS is clearly lagging behind, losing to Spin JS in all segments.

Websites Categories

1 Spin JS has better usage coverage in more websites categories. Including Business & Industry, People & Society, Arts & Entertainment, Religion & Spirituality and 219 other categories.

2 Ext JS is leading in Car Buying, Dentistry, Celebrities & Entertainment News, File Sharing and 9 other categories.


1 Spin JS is leading in most countries, including United States, Taiwan, Russia, Germany and 178 other countries.

2 Ext JS is leading in Japan, China, Korea Republic, Palestinian and 8 other countries.