Opera is  easy to access the Internet and absolutely secure, which has powerful extensions, covers the basics with tabbed browsing, mouse-over previews, a customizable search bar, advanced bookmarking tools, and simple integration with e-mail and chat clients.
Key Features:

•  Lightning fast
  Make your web browsing faster. Loading pages and running web applications is really snappy. You can even speed up browsing on slow connections, with Opera Turbo

• Safe and secure
  Reduce your exposure to threats. Your safety is ensured by industry leading security, Fraud and Malware Protection and a clear display of your security level.

• Smart features
  Use great features that make browsing faster and easier. Opera has more features built in than other browsers. You can also add even more with extensions.