Internet Explorer is the most widely used web browser from 1999 to present, with a peak of 95% usage between 2002-2003. It provides tabbed browsing and easy RSS feed subscription.
Mozilla Firefox is the second most used browser with 21.74% market share in 2011. It has an improved interface with simplified buttons.
Google Chrome is the third most used browser with 11.57% market share in 2011. It has a simple interface, flexible tabs, and is fast at opening web pages.
Opera is a web browser and suite that can perform multiple tasks like browsing, emailing, chatting. It has incorporated many features now seen in other browsers, like tabs and integrated search.
Safari