12 Best Free PDF Books Download Sites - September 2024

Are you currently looking for a new book or novel to read? Are you a fan of e-reading instead of reading paper books? Are you looking to save money on buying books, which may sometimes be overpriced? Well, the free PDF books download sites is the solution for you!

If your answer is yes to any/all the above questions, then you are probably looking for a reliable site through which you can download PDF books for free without entering the maze of “click here to download” or “Go there to download” with dozens of endless ads, which makes you lose passion and abandon the idea completely… But don't worry we got your back!

Part 1. 12 Websites to Download Free PDF Books

Certainly, paper books have their own charm, and there are many people who prefer holding a paper book, feeling its texture, and smelling it, but e-books have their many advantages as well!

Here, we have collected for you a list of the best free PDF books download sites in different languages completely free of charge!

1. Project Gutenberg

No fees, no sign-up or login! 70,000 books at your fingertips, just a click away! If you are a fan of world literature and ancient books, the Gutenberg Project is the perfect place for you. The site includes a huge selection of world literature books along with different other books.

project gutenberg library

Features

  • Easy search: You can search by book title or author's name.
  • Search filtering tool: You can browse a specific category from all the books on the site through the search filter tool by language, popularity, type (action, science, fantasy...), and other filtering options.
  • Book suggestion: By searching for a name, type, or author... the site will automatically suggest to you a group of books that will suit what you are looking for!
Pros
  • Direct PDF books are free to download in one click.
  • Audiobooks!
  • The ability to view/read online without the need to download the book.
Cons
  • There is no App for the site.
  • A number of modern books, especially by contemporary authors are not available on the platform.

2. Internet Archive

Well, the thing is it's an Archive! Exactly as its name implies. The Internet Archive website is the largest global library and it's one of the best free PDF books download sites you may find at your fingertips.

The site includes materials collected from more than 1,200 different libraries of all over the world which resulted in the existence of 44 million books and texts, in addition to millions of audio records, videos, shows, and many other sources. In short... THERE IS EVERYTHING!

internet archive site interface

Features

  • Book reviews: At the bottom of the page for each book, you will find a special section for readers' reviews.
  • Download in different formats: You can choose the format in which you would like to download the book (PDF, torrent, full text…).
Pros
  • Browsing books online without downloading.
  • A button for playing the book in audio.
  • Electronic index for each book.
  • Dark mode is also available!
Cons
  • A few books are limited previews.

3. BookBoon

You may think that developing your soft and hard skills only requires focus and effort, but also developing those skills requires a lot of money and time. But with this unique platform, you will have a collection of books prepared by the best researchers and university teachers specifically for you. This is one of the finest websites to download free PDF books and gain knowledge to develop skills.

download books from bookboon

Features

  • Quality of content: Most of the books are of good quality containing a summary of skills.
  • Easy interface: BookBoon has quite an easy user interface to simplify the process for the users.
  • Offline: You can read even when there is no Internet connection.
Pros
  • One hour ~ Two hours, this is just the time you need to read one of their books.
  • AI search tools.
Cons
  • After the end of the trial period (30 days), you can subscribe to paid memberships, which start from $6per month.

4. Z-Library

What will happen when the modernity of AI mixes with antique libraries? Well, this combination will create a wonderful interface for all book lovers! The Z-Library platform has used the best special AI technologies to provide the service of selecting the best books that suit you personally from their huge collection, which contains more than 22 million books, so it is one of the best free PDF books download sites ever!

Features

  • AI Search: You can type any word or phrase you can think of to search for and Z-Library will know exactly what you want.
  • Free: All site services are completely free.
  • Search by text: Search with a text and the site will show you which book this text belongs to, and in which part of the book exactly!
Pros
  • All books are audio playable.
  • While browsing the site, you will feel that you are wandering among a real library shelf.
Cons
  • You must first create an account and log in to download or view books.

5. Open Library

Books Wikipedia! Yes, that's what a number of users called it. Just as you can find detailed information about anything on Wikipedia, you can also find any information about any book (yes, any book) on this site.

open library user interface

Features

  • The possibility of downloading: The site is not just for displaying book information. There are a huge number of books available for direct reading and download!
  • Free: It's one of the best free PDF books download sites because it's totally free, with no hidden charges.
Pros
  • Whatever book you are looking for, you will find it.
  • You can personalize your experience by providing the ability to create private reading lists, share your opinions, and more...
Cons
  • Requires login to download and view books.
  • Searching for the book and then discovering whether it is available for viewing/downloading or not, may be a bit cumbersome.

6. PDF Books World

It will treat you like royalty! If you are searching for free PDF books download sites, this site is one of the very rare platforms that provide PDF books in written form and not scanned, which allows you to control the font size, shape, etc. with versions that suit various electronic devices. There is no need for you to make an effort to zoom in or out of your screen to read clearly.

pdf books world open library

Features

  • Illustrations: If the book includes illustrations, you will find them of the highest quality.
  • Table of Contents: With the ToC tool which is at the top of each book, you can navigate between pages by topic with one click.
  • Quick search option: In short, write whatever comes to your mind and you will find the book!
Pros
  • Collection of books suitable for all age groups, from children to adults in all fields.
  • The most famous international books and novels are available as PDF books free download on their site, which is truly amazing!
  • These books are rarely available for free.
Cons
  • Some ads may appear on the site pages, but not annoying ones.

7. ManyBooks

If you love reading in general and adore novels in particular, we think you should add this site to your list of favorite links because we know that your fingertips will guide you to it a lot! A huge collection of different books, especially novels. If you are not a bookworm, you will become one with this site!

download from many books

Features

  • Classification: The main page of the site contains an easy and simple designed classification.
  • Price display: The site transparently shows you whether the book is free or not.
  • Amazon books: It offers a list of all the free books from Amazon, and this list is constantly updated.
Pros
  • One dollar, there are many books that you can buy for just $1.
  • Books from all over the world in 46 different languages.
Cons
  • Not all books offered are free.
  • The site is more specialized in novels than other types of books.

8. DigiLibraries

You don't have to search on your own, let it choose for you! If your goal is not to search for a specific book, then give the task of choosing your next book to DigiLibraries. From their selection of books, they will definitely be able to choose the most suitable book for you.

Features

  • Direct Download: You can download all books in ePub or PDF format for free.
  • Accessibility: The site is designed in a modern simple way that makes it compatible with various devices (laptop, computer, mobile phone, tablet, etc…).
Pros
  • Download any book without having to log in or create an account.
  • Huge collection, if you are looking for a famous book on the free PDF books download sitesand it’s hard to find, there is a BIG chance for you to find it there!
Cons
  • The maximum download limit is 50 PDF books per day.

9. Digital Book Index

Although the home page of the site does not reveal much, you will be amazed at the many valuable books on this site. If you are a bookworm or looking for an e-library that encourages you to read more valuable books, you should give this site a shot. Digital Book Index represents the electronic version of antique libraries that may appear shabby but at the same time contain treasures inside!

ancient library digital book index

Features

  • Variety: In addition to the normal books, it also includes a large selection of the most important books published by international universities.
  • Alphabetical classification: Alphabetical order that makes it easier for you to find the type of books you are looking for.
Pros
  • Diversity of books between history, law, entertainment, tourism, religions, sociology, and many other aspects of knowledge.
  • Download files with one click.
Cons
  • Some users may find it difficult to browse the "Subject Guide to Digital eBooks".

10. Openstax

Of course, we haven't forgotten the student segment among our list of the best sites through which you can download books for free. The OpenStax website is one of the most important free PDF books download sites for many students because it has books for all educational levels. Just head there and you will find many approved books on various subjects.

open stax for all students

Features

  • Download and view: You can either view the book online or download the PDF version for free.
  • Receive a paper book: You can get a paper copy of any book for a very good price!
Pros
  • Suitable for undergraduate students.
  • The ability to receive a printed book or download a printable PDF copy is a huge advantage for paper book lovers.
Cons
  • The number of the books on their site is not that much!

11. ScholarWorks

A total of one million books, including 100,000 books, are offered daily for free! Are you looking for websites to download free PDF books now? In the palm of your hand is a huge library that gives you the choice between enjoying reading its free books or purchasing others at low prices!

It's completely up to you, but whatever type of books you prefer, you will find the best ones at Scholar Works, including some books that have not received widespread fame, but we know that they will suit your taste.

scholar works study online

Features

  • Distinctive search tools: The site’s search tools are very smart.
  • Notification system: You can activate receiving notifications if one of your favorite writers adds new writings.
  • Offers: Constantly post seasonal offers and discounts on books.
Pros
  • You can purchase upcoming books in advance.
  • All books available on their site are DRM-free.
  • Price categories (free, under $1, under $3, under $6, under $10).
  • Classifying books based on the number of words.
Cons
  • You need to create an account and then log in, in order to download books.

12. Scribd

This site is one of the most amazing free PDF books download sites for this year! It includes a huge collection of books that you can view from the first page to the last one, and also download for free. You are probably surprised now, but let's get past the astonishment and learn more about this easy-to-access platform.

scribd archives

Features

  • Filter your search: You can filter your search to get the best book for you.
  • Available books: The platform includes a huge number of international books in different languages.
  • App: It has an application on which you can read books.
Pros
  • Direct download of books without hidden links or ads.
  • Audio books are also available.
Cons
  • The application is free for only 30 days.

Part 2. Use Afirstsoft PDF to Read Your PDF Books

After finding the best one among the free PDF books download sites, you may be wondering now, what is the best program you can use to read your PDF books? We won't leave you halfway! Being a distinguished reader makes you deserve the best. Conventional PDF reading programs are not bad, but what if you knew that there is a NEW Magical TOOL, the Afirstsoft PDF?

afirstsoft pdf homepage

With Afirstsoft free tool, your reading experience will turn 180 degrees by enjoying the following features:

  • AI research tool: Ask about something within the content of a book and the tools will search and extract the right answer for you!
  • Book Summarization: The Afirstsoft PDF can accurately and professionally summarize your book in one minute, and even highlight the most important points in it.
  • Translation: The program can translate your book into any language.
  • Many other additional features:
    • Edit PDF files.
    • Add notes while reading.
    • Reorganize the file.
    • Optical character recognition (in the case of scanned books).
    • Convert file format.
    • Create PDF files.

How to Use Afirstsoft PDF?

  • Download the program and install it on your device.
how to download afirstsoft
  • Click "Open", then choose the file you want to read.
open pdf with afirstsoft pdf
  • Browse the PDF and enjoy the program's magical AI tools including those that are available in the View tab for a better reading experience.
explore afirstsoft pdf tools

Part 3. Conclusion

There is no longer any need to spend your hard-earned money on buying books, whether you are a reader, student, researcher, or whatever your goal is, just explore our recommended free PDF books download sites to get the best copies of the books you are looking forward to reading on your device for free with one click!

Additionally, you can use the Afirstsoft PDF for a fantastic experience of reading PDF books and editing if necessary. Thank you for being a book lover in a time when people’s best friend is only social media!

Emily Davis

Editor-in-Chief

Emily Davis is one of the staff editors of Afirstsoft PDF Editor team. She is a dedicated staff editor with a keen eye for detail and a passion for refining content.

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