Ad Butler
trend
3,655 websites

Ad Butler is free to use

http://www.adbutler.com/

Ad Butler offers banner rotation and advertising management software.

VS

Interpolls
trend
214 websites

Interpolls offers both free and paid options

http://www.interpolls.com/

Founded in 1999, Interpolls is a pioneer and leader in rich media and next generation advertising technologies.

Market Share by Top Websites

1 Ad Butler is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Interpolls is clearly lagging behind, losing to Ad Butler in all segments.

Websites Categories

1 Ad Butler has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, News & Media, Sports and 147 other categories.

2 Interpolls is leading in Movies and Nursery & Playroom.

Geography

1 Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Belarus and 82 other countries.

2 Interpolls is leading in Barbados.