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I haven't used it, but what about Mobile Sidecar? http://www.mobilesidecar.com/

Without knowing more details, we are left to blindly guess at why Bing/Yahoo are not referencing the main site. If all is well with Google, I would start by logging into Bing Webmaster Tools.

I have not used market samurai before. If you are looking for keyword tools besides External, try SEOBook.com's keyword tool.