Vocus
25 websites

Vocus costs money

http://www.cision.com

ocus provides public relations services to businesses, using a cloud-based, or software as a service (SaaS) model. The company helps businesses maximize their PR efforts through social media monitoring and engagement and media publicity ser...

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YieldBuild
30 websites

YieldBuild offers both free and paid options

http://yieldbuild.com/

YieldBuild is a new service from online publishing ecosystem HubPages. Their aim is to optimize the advertisement units of your website. They attempt to capitalize on a primary shortcoming of contextual advertisements: After their initial p...

Market Share by Top Websites

2 Vocus is leading in Top 100K Sites.

Websites Categories

1 Vocus has better usage coverage in more websites categories. Including Law & Government, Science & Education, Business & Consumer Services, Computers Electronics & Technology and 4 other categories.

2 YieldBuild is leading in Arts & Entertainment, Home & Garden, News & Media, Travel & Tourism and one other category.

Geography

1 YieldBuild is leading in most countries, including Bangladesh, Armenia, France, India and 5 other countries.

2 Vocus is leading in United States, Canada, Austria, Colombia and 2 other countries.