Nextag ROI Optimizer
3 websites

Nextag ROI Optimizer is free to use

http://nextagsellers.blogspot.com/2010/02/roi-optimizer.html

2 Feb 2010 ... The ROI Optimizer is one of the most important features that you can implement to understand the performance of your account. What is it?

VS

TidalTV
168 websites

TidalTV is free to use

http://www.videologygroup.com

Videology is an online video advertising platform that enables advertisers, agencies and publishers to eliminate waste and improve performance by connecting brands with specific audiences, while concentrating on the advertiser’s objective.

Market Share by Top Websites

1 TidalTV is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

2 In terms of market share, Nextag ROI Optimizer is clearly lagging behind, losing to TidalTV in all segments.

Websites Categories

1 TidalTV has better usage coverage in more websites categories. Including Vehicles, Science & Education, Computers Electronics & Technology, Health and 16 other categories.

2 Nextag ROI Optimizer hasn't got a lead over TidalTV in any websites category.

Geography

1 TidalTV is leading in most countries, including United States, United Kingdom, Italy, Spain and 23 other countries.

2 Nextag ROI Optimizer hasn't got a lead over TidalTV in any country.