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

PriceGrabber
2 websites

PriceGrabber is free to use

http://pricegrabber.com

PriceGrabber.com is the industry innovator in online comparison shopping. Millions of consumers use PriceGrabber to quickly obtain free and unbiased information about products, services, merchants and sellers before making a purchase decisi...

Market Share by Top Websites

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

Websites Categories

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

2 PriceGrabber is leading in Health.

Geography

1 Fathom SEO is leading in most countries, including Germany, South Korea and Egypt.

2 PriceGrabber is leading in United States.