Google Chrome is a web browser focused on the simplicity of interface and speed. It is available for multiple platforms and you can synchronize all settings and customizations across different devices.
It has a tabbed interface and and it doesn't contain any menus or toolbars. All options and customizations can be accessed through a single icon (the menu icon). From the Settings you can set default homepage, display the Home button on its interface, clear browsing history, save a default location for downloads and more.
Omnibox
You can search by typing directly on the address bar the keywords that you want.
PDF Viewer
Google Chrome can read PDF files from the internet or you can view PDFs from the local hard drive (drag&drop them into Chrome's interface).
Private Mode
By opening a New Incognito Window from the Settings, you will surf the internet and Chrome will not record cookies, visited websites, temporary internet files, search terms etc.
The program supports add-ons and themes, also is a good pop-up blocker and will alert you if you are about to visit a potential malicious website.
Pro:
Google Chrome is available as free download for Windows 32-bit and 64-bit.