Directory submission is still good effective for site and best free tools. Dofollow directory submission is the easier way to get backlinks for site. While submitting your blog be careful a lot of blog and website directories are out there where spam has accumulated due to poor moderation. Please keep in mind that, you should always avoid auto directory submission site. Before submitting your website or blog URL follow directory submission guidelines and rules.
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http://www.webappsdirectory.com/
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