1.GoogleAnalytics
In addition to providing statistical items for other statistical sites, Googleanalytics's biggest feature is the availability of pay-per-click data, and I like it best not to display any icons on the Web page.
2.GoogleWebmasterTools
Googlewebmastertools offers a lot of utilities, in a nutshell it tells you how Google looks at your site, such as which pages are indexed, whether there are dead links, the ranking of search keywords, internal links and external links, and so on.
3.SEOmoz ' Spagestrengthtool
For your site to provide more than 10 SEO data, you can be based on this data for SEO, for example, I now think of some of Wikipedia's entries to make a link to themselves.
' Sseoanalyzer
Also is an SEO analysis tool, but unlike SEOmoz ' spagestrengthtool, it draws analysis results from the internal data of the website, such as page structure, Web page source code, internal connection, page size and so on, this tool needs to register to use, in addition, I this blog in this tool score is a full score of 100 points OH:
5.Mike ' Smarketingtools
Provide more than n free marketingtools, such as searchenginerankings can test your site at the same time multiple keywords in multiple search engine rankings, no longer need to view, greatly save your time. Linkpopularitytool help you see how many of the major search engine backlinks, backlinks are very important to SEO.
6.SummitMedia ' Sspidersimulator
Search engine spider Simulator, to see what your site looks like in the spider's Eye, optimize the page's good tools.
7.SelfSEOPageSpeedChecker
Site speed, you can compare several sites at the same time, of course, if your site in the domestic, the tool has no reference value, because the speed is too slow.
8.DeadLinksChecker
Dead Chain Checker, contains dead links will not only make your visitors disappointed, but also by the search engine demoted, so or regularly check for good.
A keyword ranking analysis tool, unfortunately need to Soapapi, and Google has stopped issuing soapapi, so must have been applied to use this tool.
10.FeedBurner
A full range of feed services, hosting, optimization, statistics, advertising and so on, but also to say. In fact, the domestic Feedsky is also good, but I do not know whether it can crawl abroad by that what the site.