In terms of market share, Simple AdServer is clearly lagging behind, losing to Unicast in all segments.
Simple AdServer has better usage coverage in more websites categories. Including Computer & Electronics, Shopping, Web Hosting, Internet & Telecom and 6 other categories.
Unicast is leading in People & Society, Arts & Entertainment, News & Media and Performing Arts.
Simple AdServer is leading in most countries, including United Kingdom and Hungary.
Unicast hasn't got a lead over Simple AdServer in any country.