Reputable SEO software programs include Ubersuggest, Bitly, Internet Marketing Ninjas SEO Tools, CircleCount and Buzzstream Tools Suite. Additionally, Google Webmaster Tools and Google Trends are free services provided by Google.
CircleCount is a free analytical tool used to track followers of a website. Bitly is mainly used for URL shortening but has some impressive analytical power, too. Ubersuggest uses the Google Suggest Tool to provide users with keywords that ensures keeping the customer happy.
The Internet Marketing Ninjas' SEO Tools package includes toos for on-page optimization, image and link analysis, and finding broken links and redirects, as well as a tool for site-crawling.