Fathom SEO
5 websites

Fathom SEO offers both free and paid options

http://www.fathomseo.com/

Search engine optimization firm offering pay-per-click, link building and web analytics. Cleveland, Ohio.

VS

WordStream
7 websites

WordStream offers both free and paid options

http://www.wordstream.com/

WordStream provides search marketing software and PPC services that help marketers get better results from their PPC and SEO efforts. The company's easy-to-use software facilitates more effective paid and organic search campaigns by inc...

Market Share by Top Websites

2 In terms of market share, Fathom SEO is clearly lagging behind, losing to WordStream in all segments.

Websites Categories

1 Fathom SEO has better usage coverage in more websites categories. Including Business & Consumer Services and Lifestyle.

2 WordStream is leading in Computers Electronics & Technology and Law & Government.

Geography

1 WordStream is leading in most countries, including India, United States, Brazil and United Kingdom.

2 Fathom SEO is leading in Germany, South Korea and Egypt.