IMT Website Submitter - submits your website to 2500+ places for FREE! All these 2500+ websites are manly "who is", "about us", "website statistic", etc. type of services. This script creates pages about your website/blog on everyone of these websites, resulting in about 2500+ different pages with backlinks pointing back to your website. Yes some of them are no-follow and some of them are do-follow, but bottom line is that these are well established websites regularly crawled by Google and other SE, so your pages and backlinks on those websites will be found and your website/blog will get backlinks and will be visited and indexed more frequently by Googlebot and many other search engine bots like Yahoo, Bing, Baidu, etc. IMT Website Submitter submits your website/blog to 2500+ different places.
You can use this site for submission of directories IMT Directory Submitter,will help you submit your Website to 2046 directories fast and easy! it submit to Directories by Google PR: PR6 - 5 PR5 - 26 PR4 - 88 PR3 - 160 PR2 - 264 PR1 - 224 PR0 - 1279
personally i wouldn't trust it. Unrelated backlinks can damage your SEO. Create your own backlinks the hard way on related sites and you will get further