Market Share by Top Websites

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

2 In terms of market share, IIS is clearly lagging behind, losing to Apache in all segments.

Websites Categories

1 Apache has better usage coverage in more websites categories. Including Science & Education, Computers Electronics & Technology, Arts & Entertainment, Health and 20 other categories.

2 IIS hasn't got a lead over Apache in any websites category.


1 Apache is leading in most countries, including United States, Germany, Japan, France and 160 other countries.

2 IIS is leading in China and Iran.