Navegg
1 websites

Navegg offers both free and paid options

http://www.navegg.com

Get to know your site's visitors how they look and dynamically change your site to improve online results. Our Manifesto: The web is about people, not websites Navegg is the 1st Brazilian company fully dedicated to online optimization...

VS

Observer
2 websites

Observer is free to use

http://observerapp.com/

Observer is a web analytic tool developed by Ludwig Pettersson. Observer also includes a toolbar that lets you view your analytics no matter what site you are on.

Market Share by Top Websites

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

Websites Categories

1 Navegg has better usage coverage in more websites categories. Including Science & Education.

2 Observer is leading in Computers Electronics & Technology.

Geography

1 Observer is leading in most countries, including Russia and United States.

2 Navegg is leading in Brazil.