Terra Explorer is a nice free web search utility for Windows phone 7 that gives uses results from all major search engines and other high profile sites. It introduces search as a central theme in the browsing experience. The concept is based on the way some people prefer to explore the web – by searching first, then browsing.

Features;

• Major search engines incorporated into the browser
• Preset and User customizable themes
• Search sources: web, news, local, wiki, video and images added