Adobe Reader 10.0

Adobe Reader software is the global standard for electronic document sharing. It is the only PDF file viewer that can open and interact with all PDF documents. Use Adobe Reader to view, search, digitally sign, verify, print, and collaborate on Adobe PDF files.

• View, print, and search PDF files, including PDF Portfolios and PDF maps
• Author, store, and share documents, and share your screen, using Acrobat.com services
• Experience richer content and greater interactivity with native support for Adobe Flash technology
• Review documents using familiar commenting tools such as sticky notes, highlighting, lines, shapes, and stamps (When enabled by Acrobat Pro or Acrobat Pro Extended)
• Digitally sign PDF documents (When enabled by Acrobat Pro or Acrobat Pro Extended)

Download Link: Adobe Reader 10.0

Note: if u want to know more pls visit their official site.

CCleaner 3.01.1327

CCleaner is a freeware system optimization, privacy and cleaning tool. It removes unused files from your system - allowing Windows to run faster and freeing up valuable hard disk space. It also cleans traces of your online activities such as your Internet history. Additionally it contains a fully featured registry cleaner. But the best part is that it's fast (normally taking less than a second to run) and contains NO Spyware or Adware! :)
Cleans the following:

• Internet Explorer
• Firefox
• Google Chrome
• Opera
• Safari
• Windows - Recycle Bin, Recent Documents, Temporary files and Log files.
• Registry cleaner
• Third-party applications
• 100% Spyware FREE 

Download Link: CCleaner

Note: if u want to know more pls visit their official site.