In terms of market share, Didit is clearly lagging behind, losing to Unicast in all segments.
Didit has better usage coverage in more websites categories. Including Business & Industry, Medicine, Music & Audio, TV & Video and 2 other categories.
Unicast is leading in People & Society, News & Media and Performing Arts.
Didit is leading in most countries, including United States.
Unicast hasn't got a lead over Didit in any country.