If you're striving to make your search marketing campaign well-organized and profitable, you'll definitely need reliable SEO tools. Today the industry provides website owners with a bulk of internet marketing software that caters for a variety of their needs. Still choosing out of this diversity is not simple. This article is aimed at reviewing most popular SEO tools, both free and paid.

SEO tools might be divided into those from search engines and the third party ones.

SEO Tools Provided by Search Engines

The first group includes Google AdWords Keyword Tool, Google Webmaster Tools, Google Suggest, Yahoo! Site Explorer, and Yslow.

Google AdWords Keyword Tool

The tool is meant for attracting more pay-per-click advertising, giving you ideas about popular keywords, advertiser competition, and approximate search volume. You can apply this SEO tool to generate an optimal list of keywords, and then use them all through your website with higher occurrence.

Google Webmaster Tools

This software generates detailed reports on your pages' visibility in Google and enables you to adjust your basic configuration setting. Armed with this software, you can add the latest versions of sitemaps, edit crawler access, adapt site links, change URLs, revise geographic targeting, preferred domain, and even crawl rate.

Google Suggest

This one generates 10 frequently searched for phrases based on the word you have specified.

Yahoo! Site Explorer

This tool allows studying pages indexed by Yahoo! search. It indicates the most popular pages from any site and tracks down the links pointing to your competitors, thus allowing you to request backlinks from the same recourses.

Yslow

This software is designed to help you speed up your page response time by pointing at the features that effect high performance. Based on 22 rules, Yslow analysis enables you to improve web page load time up to 50 percent.

3d Party Tools

Most efficient and renowned third party SEO tools reckon Majestic SEO, Wordstream, SEMRush and SEO Power Suite.

Majestic SEO

This link analysis tool utilizes its own website crawlers. Armed with Majestic SEO, you will be astonished with the wealth of data that is related to the backlinks: anchor text, history, domain and ACRank. Moreover, this SEO tool unveils true-to-life data, often misrepresented by large commercial search engines.

Wordstream

This program is aimed at maximizing your efforts for SEO and PPC campaigns. Unlike the free-of-charge Google AdWords and Google Suggest, this SEO tool makes use of diverse data coming from several major search engines and analyzes it. As a result, SEO professionals and website owners get to know specific keywords that searchers use to find their websites, add those words to their PPC campaigns in accord with the categorization rules they define.

SEMRush

This keyword and competitor research system provides reports on keywords, competition in organic and paid results, AdWords ad texts, potential ad buyers and sellers. The most powerful aspect of this tool is the ability to export data, specifically via the API.

SEO PowerSuite

The last but not least is SEO PowerSuite, a well-rounded toolkit that will help you with the multifaceted process of search engine optimization and considerably improve your website's search engine performance. Comprising four separate programs - Rank Tracker, Website Auditor, SEO Spyglass and Link Assistant - SEO PowerSuite provides a most comprehensive approach to improving Internet marketing efforts.