If you're using an iPhone, you might be wondering if the device is limited to the .docx or .doc file format. Fortunately, this isn't the case. In fact, there are a variety of file formats that your iPhone can open. Some of these formats include: PDF, DOCX, TIFF, JPEG, BMP, PNG, and EMF. So whether you need to send a document to a colleague or simply want to keep some documents on your phone for reference purposes, there's a format for you. The Benefits And Disadvantages of Creating PDFs From Your iPhone: Creating PDFs on your iPhone can be a great way to keep your documents organized and easy to access. However, there are also some disadvantages to creating PDFs from your iPhone. First, the quality of the PDF files can be lower than if you created them using a more professional tool such as Adobe Photoshop or Adobe Acrobat. Second, creating PDFs from your iPhone can take a long time compared to using a more traditional method. Finally, if you lose your iPhone, you'll have to go through the process of creating a new PDF file all over again.