Your iPhone can open many different types of files, for instance, you can view Word, PDF and MP3 files, but if you want to see other types of files, or do more than just view files, you need to find the right kind of app.
Built in Apps will help you with the following files:
- .acc files
- .mp3 files
- .aac files
- .aa files
- .xls files
- .jpg files
- .gif files
- .tif files
- .pdf files
- .avi files
- .mov files
- .mp4 files
- .ppt files
- .doc files
- .docx files
Other apps will help you access files such as:
- .avi files
- .wmv files
- .wma files
- .vlc files
Files that can’t be accessed on iPhone:
- .swf files
- .flv files
- .fla files
Source iPod About