Market Share by Top Websites

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

2 In terms of market share, Zscaler is clearly lagging behind, losing to Trustwave Seal in all segments.

Websites Categories

1 Trustwave Seal has better usage coverage in more websites categories. Including Shopping, Business & Industry, Travel, Health and 191 other categories.

2 Zscaler hasn't got a lead over Trustwave Seal in any websites category.


1 Trustwave Seal is leading in most countries, including United States, United Kingdom, Australia, Canada and 123 other countries.

2 Zscaler is leading in Sweden.