If your library has a huge amount of PDF-files, you will definitely come in handy application that will work with them on iPad. Depending on your needs, you can be useful different programs. Let's see what kind of applications submitted in the App Store, are the best to work with PDF on iPad.
PDF Expert 5
PDF Expert 5 companies Readdle differs from the previous version of the new design and new features. The application is very user-friendly file manager that It helps you to easily organize and manage your PDF-documents. In addition, you can connect a variety of cloud storage accounts, including Dropbox, Google Drive and many others, as well as to exchange documents using Air Drop. Documents can easily move, add to favorites, as well as to mark the tags in order to further simplify the search. The text itself can be easily read and edit in both portrait and landscape orientation, and to write to him annotations. In addition, there is a very useful commenting function which allows you to leave a mark, without changing the structure and appearance of the text.
Price: Free
GoodReader 4 (overview)
GoodReader 4 - an excellent file manager that allows you to open PDF-files from any source, including Dropbox, Google Drive, Box, WebDAV, SMB, AFP, FTP, SFTP, and many others. You can even get the desired file by writing its URL in the embedded browser. In GoodReader you have the opportunity, without any extra effort to add, modify, delete, flip, retrieve, and send the document via e-mail. In addition, you can use the program in a variety of lines, arrows, rectangles, ovals, which will help create a comfortable and simple notes in free text fields.
Price: 75 rubles
iAnnotate
iAnnotate - is not just a great performance and easy-to-use application, it is simply overflowing with a variety of useful functions. This is another convenient file manager that perfectly organizes uploaded documents from Dropbox, Google Drive, SkyDrive and many other sources, as well as searches for keywords located not only in name but also in the text. The file itself, you can edit, annotate, mark places of interest and complement existing text. Moreover, you can leave notes in multiple tabs at the same time. The finished document, you can not only export but also send it by mail. True, iAnnotate application is not available for the iPhone, it is necessary to consider if you need to access your notes on your phone.
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PDFpen
PDFpen advantage of the iPad is that the application can be synchronized with the same application installed on the Mac. To complete the work, you need only connect their cloud storage accounts, then it's easy to start editing the text. In PDFpen you can read, edit, add notes, photos and links, to select and comment on the text. All saved your changes will be immediately displayed in the application on the Mac.
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