Adwit
2 websites

Adwit offers both free and paid options

http://www.adwitserver.com/

Adwit's exclusive ad optimization system (patent pending) combines contextual and behavioural analysis technologies, optimizing each ad zone with real time analysis of user profiles to match individual profiles with optimal display ads. ...

VS

Harren Media
15 websites

Harren Media is free to use

http://www.harrenmedia.com/

Market Share by Top Websites

2 In terms of market share, Adwit is clearly lagging behind, losing to Harren Media in all segments.

Websites Categories

1 Adwit has better usage coverage in more websites categories. Including Food & Drink.

2 Harren Media is leading in Arts & Entertainment.

Geography

1 Harren Media is leading in most countries, including Peru and United States.

2 Adwit hasn't got a lead over Harren Media in any country.