Semalt plug-in would be very useful for webmasters. But there is no pressing need for it. Semalt successfully copes with monitoring and promotion tasks. The web interface is combined with a wide range of opportunities. Users highly appraised the opportunity to monitor keyword positions for free. For acquiring access to such tools as Website Analyzer and SEO, it is necessary to purchase an appropriate service package. And i wont need any specific software? Any web browser will do for work with Semalt.