Improve your site's visibility in Google search results. It's free. Google Webmaster Tools provides you with detailed reports about your pages' visibility on Google.
https://www.google.com/webmasters/tools/dashboard

Improve traffic with Google Webmaster Tools. Statistics, diagnostics and management of Google's indexing of your website, including Sitemap submission and reporting.
http://www.google.com/webmasters/

Use the Webmaster Tools to troubleshoot the crawling and indexing of your site, submit sitemaps and view statistics about your sites.
http://webmaster.live.com/

10Mb with unlimited bandwidth. Banner ad on homepage. FTP uploads. Two POP3 email accounts. URL: 'http://webmastertools.com/dir/yoursite/'.
http://www.webmastertools.com/

Webmaster Tookit offers a suite of free webmaster tools and resources ... Webmaster Toolkit Your resource for free webmaster tools and resources
http://www.webmaster-toolkit.com/