LinkWhisper is a Revolutionary WordPress Plugin to Speed Up the Process of Internal Linking and Help You Rank Better in Google
Link Whisper suggests link based on the content of your site. In other words, it finds relevant connections that are related. These in-content, relevant links are the most powerful type of internal link there is. You are in complete control to either accept or reject the link suggestion
The basic license is priced at $52 for 1 site, $92 for 3 sites and goes way up to $142 for 10 sites. You can use the coupon code “MONETIZE″ to get a $10 discount on all plans.
Link Whisper is a must-have WordPress plugin for every blogger. It is especially helpful to bloggers who have ignored internal link building and need to catch up quickly.