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The best apps for reading and annotating PDF books on iPad

The best apps for reading and annotating PDF books on iPad

One of the main advantages of e-books is that you can leave annotations in them. Below, we have compiled the best apps for you to read and annotate books in PDF format on iPad.

Criteria and Functions

  • Various editing options: All differently leave notes when reading. Some like to highlight some lines, and some – to underline. Well, when all this can be done in one application.
  • Clear interface: What you need last but not least is how the application works. We chose only applications with a clear interface.
  • Different reading modes: It is best to be able to read books in different modes.

Adobe Acrobat Reader

Adobe Acrobat Reader on Apple ipad
Adobe Acrobat Reader

Adobe Acrobat Reader has many different annotation tools as well as reading modes. You can open files from iPad, Document Cloud or Dropbox.

Best features of Adobe Acrobat Reader:

  • Use tools like highlighting, underlining, striking, and drawing.
  • Add comments anywhere in books and documents.
  • Read in continuous text modes, through pages, and also in night mode.
  • Save, print and share documents with notes.

If you need an application with different reading and editing options, choose Adobe Acrobat Reader.

  • Support : iPhone, iPad, Android, website.
  • Price : Free + in-app purchases.

PDF Viewer Pro

PDF Viewer Pro on Apple iPad


PDF Viewer Pro is another simple reader and annotation application. It can open books and documents from the device, from Dropbox and iCloud Drive.

Top PDF Viewer Pro features :

  • Use annotation tools like highlighting, underlining, and strikethrough.
  • Add comments, insert text and images anywhere in a book or document.
  • Add bookmarks and go to specific sections for easy searching.
  • For reading, select the mode, transitions, themes, brightness, etc.

PDF Viewer Pro is a very good reading application with all the necessary functions. In addition, it is possible to share all pages, some pages, annotations, etc.

  • Support: iPhone, iPad, iMessage, Android.
  • Price : Free + in-app purchases.

Xodo PDF Pro



Another great tool for reading and annotations is Xodo PDF Pro. Open documents from the app directly or from anywhere via the app.

Best features of Xodo PDF Pro :

  • Use annotation tools like highlighting, underlining, and strikethrough.
  • Add comments or text anywhere in books and documents.
  • Use drawing tools , adding shapes, arrows, etc.
  • Choose a design and reading modes : long, by pages, etc. In addition, you can rotate the pages and use the night mode.

Xodo PDF Pro allows you to mail documents and print them. You can also add bookmarks, search by text, and much more.

  • Support : iPhone, iPad, Android, Windows, Chrome, website.
  • PriceFree

Thanks to these free apps, reading and posting annotations in books on your iPad will be very easy and convenient. We hope you find the application for yourself.


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