Market Share by Top Websites

2 In terms of market share, Six Apart Advertising is clearly lagging behind, losing to StackAdapt in all segments.

Websites Categories

1 Six Apart Advertising has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, News & Media, Computer & Electronics and 56 other categories.

2 StackAdapt is leading in Health, Autos & Vehicles, Consumer Electronics, Construction & Maintenance and 4 other categories.


1 Six Apart Advertising is leading in most countries, including United States, United Kingdom, India, Netherlands and 11 other countries.

2 StackAdapt is leading in Canada, Egypt, Turkey, United Arab Emirates and one other country.