iProspect
5 websites

iProspect is free to use

http://www.iprospect.com

iProspect.com, Inc. operates as a search engine marketing company. It develops, implements, and manages natural search engine optimization and paid search advertising campaigns. The company's search engine marketing services include natural...

VS

Optify
42 websites

Optify offers both free and paid options

http://www.optify.net/

Optify provides an indispensable demand generation solution for sophisticated B2B marketers. Optify helps you generate more high quality inbound leads, nurture more demand from your existing leads, and track the impact of all of your market...

Market Share by Top Websites

2 In terms of market share, iProspect is clearly lagging behind, losing to Optify in all segments.

Websites Categories

1 Optify has better usage coverage in more websites categories. Including E-commerce & Shopping, Health, Heavy Industry & Engineering, Home & Garden and 6 other categories.

2 iProspect is leading in Games.

Geography

1 Optify is leading in most countries, including United States, Canada, Serbia, Bangladesh and 8 other countries.

2 iProspect is leading in Japan.