PowerPoint Viewer from FoxPDF lets you open, view PowerPoint PPT,PPTX and Rtf files as well as TXT files and it doesn't require Microsoft PowerPoint. It can run as a desktop application in Windows.
Office Viewer from FoxPDF lets you open, view Word ( Doc ,Docx), Excel( Xls ,XlsX), PowerPoint ( PPT ,PPTX), Visio ( VSD ) files and it doesn't require Microsoft Office. It can run as a desktop application in Windows.
Tipard iPhone 4 Transfer enables itself to export many mainstream media file types including music, movie, Pictures, etc.to your computer. Also, this iPhone transfer can import many media files from PC to your iPhone 4.