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The 6 Best PDF eBook Readers in 2021

2021-11-29 13:54:04 • Filed to: Top List of PDF Software • Proven solutions

EBooks have become more and more popular due to their convenience and portability. However, finding the best PDF eBook reader for your needs can be very difficult, especially when you don't know very much about the format and system compatibility. This outlines the 6 best PDF eBook readers on the market that are worth checking out.

1. Wondershare PDFelement

PDFelement is a great eBook and PDF reader. It comes with a variety of viewing modes and options to zoom in and out when reading eBooks. You can also read PDF in the Light mode or Dark mode.

pdf ebook reader

This is a user-friendly and feature-enriched program that enables users to read and edit almost any element of eBooks and PDFs. It also lets you create and edit PDF documents. You can also sign PDF documents with personalized signatures and convert ebooks from PDFs to other formats.


  • Convert PDF to EPUB, Word, Excel, HTML, Image, etc.
  • Adjust the font, change images, reorganize pages, and update watermarks
  • Optimize PDF files for easy reading
  • Merge multiple files into a single PDF
  • Add passwords and permissions to secure documents
  • Use the OCR feature to work with scanned PDFs and image-based PDFs in multiple different languages

2. Aldiko Book Reader

This is a PDF eBook reader that allows android users to download and read thousands of books on their mobile device. Users can browser extensive catalogs of eBooks from anywhere and at any time. Most eBooks on this program are free and can be downloaded from within the app. Aldiko Book reader guarantees a comfortable and customized reading experience when it comes to font, background color, and margin.

pdf ebook reader


  • Enables users to download and read books on their mobile devices
  • Thousands of books can be downloaded from different sources, and many of them are free
  • Reduces cost and paper usage


  • It cannot open some eBooks, especially ones that are not free. It supports EPUB, PDF, and Adobe DRM only

3. Wondershare PDF Reader

If you have no plan to buy a paid PDF eBook reader, Wondershare PDF Reader should be your first choice. Since all of the performance and technology of it was adopted from the PDFelement, by a team that has a background developing PDF software for 12 years. Conclusion for this PDF reader, no pay and do more.

  • Include all basic features (view, annotate and sign)
  • Support 3D view reading and multiple view modes
  • Create PDF with four solutions
  • Capture screenshots to help your productivity
  • It's totally free

4. iBooks

This is Apple’s default eBook reader for macOS X. It is also available for the iPad and iPhone. This PDF eBook reader is free and user-friendly. Users can buy the books directly from within the application. Its interface is a modern bookshelf where your books are neatly arranged. In the page layout, the users can control how bright or dim the page is, as well as the font size of their choice. The user can also choose the theme and reading mode. It gives the option of night mode, which lets you view the page as black with white text for easier reading.

ebook reader pdf

Page flipping is also done by swiping your finger, which simulates an actual book. Bookmarks are also available to mark the page you left off on. When you close the book and reopen it, it will automatically open to the bookmarked page.


  • User-friendly interface
  • Allows buying of books directly within the app


  • It is the Apple default, but may not be compatible with other operating systems

5. Kindle

Kindle PDF eBook reader enables the users to open and read a range of different file formats from windows and other operating systems. The interface is visually appealing and easily presents books that you can open and store in the cloud or on your device. With a simple click, you can return to the last page you viewed, and there is less distraction caused by the icons to flip pages. Users are also able to bookmark their current spot and return to the library.

best ereader for pdf


  • Excellent interface
  • Bookmarks available
  • Easy to read books stored in the cloud or the device


  • To use a Kindle you need to be an Amazon customer
  • Accessing books that are not bought via Kindle requires a workaround

6. Google Play Books

This free eBook reader is also compatible with android, iOS and web apps. To sign in, all you need is a Google account. First-time users get three free books. Users can switch between day and night settings and can change the font, the text size, and the line-height. The user is also able to see their progress as they read, as well as view the total number of pages in the book. Google play books support the EPUB and PDF formats.

ereader pdf


  • It provides multiple choices of flowing text and many scanned pages
  • Many advanced features including the 3D page turn for reading PDF ebooks
  • You can get free books after you first sign up


  • Users need to have a Google account to sign in to the app

All of these PDF eBook reader apps are good tools that are well designed for reading eBooks. A lot of people use the eBook and PDF reader that automatically came with their mobile device, but for those who want to do their own research and find a better tool out there, these PDF book reader options are worth checking out if you want to try and find the best reader for PDF!

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Margarete Cotty

chief Editor

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