Are you fed up with Adobe Reader? You want something faster and More Secure, A Software which can read PDF, CHM, XPS, DjVu, CBZ, CBR easily and is not annoying at all.
If you are searching for something like that, then i would simply suggest you to uninstall Adobe Reader as quickly as possible and download Sumatra PDF. It is fast, secure and its FREE. the source code is also available of Sumatra PDF. You can download the source code of Sumatra PDF by Clicking Here.
Sumatra PDF reader supports formats like PDF, XPS, DjVu, CHM, It even support Comic Book formats (CBZ and CBR). Sumatra PDF is small in size, portable and is very fast at start up. Sumatra PDF gives Main Priority to the Simplicity of the user interface.
I personally like Sumatra PDF reader. I would highly recommend you to use Sumatra PDF.
For More Information and to download Sumatra PDF Go To Their Home Page.