Ad Butler
396 websites

Ad Butler is free to use

http://www.adbutler.com/

Ad Butler offers banner rotation and advertising management software.

VS

Silverpop
352 websites

Silverpop costs money

http://www.silverpop.com

Silverpop is the only marketing technology provider with expertise in email marketing and marketing automation. In today's customer-driven marketplace, one in which marketers must reach their target audience more often, via more channels an...

Market Share by Top Websites

1 Silverpop is leading in Top 10K Sites.

2 Ad Butler is leading in Top 100K Sites.

Websites Categories

1 Silverpop has better usage coverage in more websites categories. Including Finance, Travel & Tourism, Computers Electronics & Technology, Community & Society and 9 other categories.

2 Ad Butler is leading in News & Media, Food & Drink, Arts & Entertainment, Heavy Industry & Engineering and 4 other categories.

Geography

1 Ad Butler is leading in most countries, including India, United Kingdom, Canada, Russia and 38 other countries.

2 Silverpop is leading in United States, Mexico, Australia, Czech Republic and 23 other countries.