Adobe Drm Download Mac

DRM (Digital Rights Management), which is used in a number of digital contents such as ebooks, audiobooks, music, video. It's originally designed to protect copyright and prevent illegal distribution of intellectual property. However, it's now proved to just inconvenience us consumers in many aspects since we don't have full control over the contents we purchased. It prevents us from doing what would normally be possible if it wasn't there.

  1. Download and Install a Program for Removing Adobe DRM. Epubor Ultimate is the most reliable tool for Adobe DRM removal, which has been in operation for many years. It has always maintained high quality, and follow up every DRM update in a timely manner. So if Adobe changes the DRM system, this program will update as fast as possible too.
  2. Adobe DRM Removal is an excellent DRM remover tool to help you remove DRM from Adobe Digital Editions EPUB/PDF books with just 1 click, and it supports both Adobe EPUB and Adobe PDF books. Adobe DRM Removal has simplified various operation steps, therefore, no complicated knowledge or operation step is needed. You can convert all your EPUB/PDF Books easily only by clicking the mouse.

EPUB DRM Removal Mac provides following convenient functions helping you to finish the conversion. Best Quality on Mac. It will get the best conversion quality on Mac operation system and support the latest Adobe Digital Editions 2.0 version on Mac. Our software library provides a free download of PDF ePub DRM Removal 3.0.1 for Mac. The most popular versions among PDF ePub DRM Removal for Mac users are 3.0 and 1.7. The file size of the latest downloadable installation package is 1.4 MB. The most frequent installer filename for the application is: pdfdrm.dmg.

Therefore, DRM Removal software is now demonstrated to be very important to break all the limitations made by DRM protection. Here in this post, I would like to share with you the best DRM Removal software for Mac (including masOS 10.15 Catalina), by focusing on those serve for audiobooks & ebooks digital contents.

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VIP Tips: The DRM Removal tools in this blog also provide Windows version, so this is also helpful for Windows users.

Why DRM Removal Software is so important?

1Due to DRM protection, we don't really 'own' the digital contents we purchased. It's an outrage that one day when we open our Kindle app (or Audible app), only to find that the purchased ebooks (or audiobooks) have been deleted without our permission. Thus we need DRM Removal tool to help us truly own the product we paid for.

2DRM Removal software is a must to help us break the device restrictions, since DRM has prevented us from enjoying our ebooks/audiobooks on any devices/media players. For example, I'd like to read Kindle books on my non-Kindle devices.

3DRM Removal software can help us share digital contents with our friends freely and back up them safely.

Tool 1. Best Audible DRM Removal for Mac

Epubor Audible Converter, universally acknowledged as the most powerful Audible DRM Removal & Audible Converter in the market, specializes in removing DRM from Audible audiobooks and converting Audible AAX/AA to DRM-free MP3 or M4B with 100% lossless quality preserved at up to 60X faster speed. With a rather clean and user-friendly interface, it lets you drag and drop Audible files to convert with only one click. Better still, it enables you to easily split large Audible audiobooks into chapters.

Key Features of Epubor Audible Converter:

1. Remove Audible DRM and convert Audible AAX & AA to MP3/M4B with 100% original quality preserved.

2. Easily split Audible audiobooks into chapters.

3. 60X faster conversion speed.

4. Much clean and easy-to-use interface.

5. The cheapest Audible DRM Removal & Audible Converter in the market with the fastest conversion speed.

Tool 2. Best Kindle DRM Removal for Mac

Epubor Ultimate is the ultimate and easist-to-use Kindle DRM Removal and Kindle Converter that aims at decrypting and converting Kindle KFX/AZW/AZW3/AZW4/Mobi ebooks. With Epubor Ultimate, you can easily convert your Kindle books to PDF/ePub/AZW3/Mobi/TXT with the original quality preserved.

Key Features of Epubor Ultimate:

1. Epubor Ultimate provides the ultimate way to remove Kindle DRM and convert Kindle books to ePub/pdf/Mobi/Azw3.

2. Epubor Ultimate can even help you remove Kindle DRM on Mac 10.15 Catalina if you own a Kindle e-ink device.

3. Automatically detect and load Kindle books that are downloaded from Kindle for PC/Mac, or Kindle e-ink devices.

4. Super fast conversion speed and batch conversion save your time.

5. Much neat and user-friendly interface.

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    Detailed Guide:
  • For Mac (below than 10.15 Catalina) users: How to Convert Kindle Books Downloaded via Kindle for PC/MAC.
  • For Mac 10.15 Catalina users: How to Remove Kindle DRM on Mac Catalina.

Tool 3. Best ACSM & PDF & ePub DRM Removal for Mac

Epubor Ultimate is the most functional eBook DRM Removal & eBook Converter to decrypt and convert various kinds of ebooks. As the best ACSM & PDF & ePub DRM Removal, it can remove DRM from epub/pdf ebooks purchased from Kobo, Google Play Books, Sony and some other small vendors. Besides, it even allows you to convert your ebooks to Kindle supported format (Mobi/Azw3), which helps you to read Kobo books, Google Play books or read any EPUB books on Kindle device much freely.

Key Features of Epubor Ultimate:

1. Remove DRM from eBooks downloaded from almost all the popular retailers such as Kindle, Kobo, Google Play Books, OverDrive.

2. Preserve the original quality of the ebooks after removing the DRM.

3. It supports various input formats (EPUB/PDF/KFX/AZW/Mobi/TXT/HTML...) and output formats (EPUB/Mobi/AZW3/TXT/PDF).

4. Automatically detect device and upload ebooks.

5. Super fast conversion speed and batch conversion save your time.

6. Edit metadata, including title, author, publisher, introduction and the book cover.

    Simple Guide:
  • Step 1. Download Adobe Digital Editions. Click 'Help'->'Authorize computer' to authorize ADE with an Adobe ID.
  • Step 2. Open your ePub/PDF/ACSM files with Adobe Digital Editions.
  • Step 3. Run Epubor Ultimate. All epub/pdf books opened with ADE are automatically displayed under 'Adobe' tab.
  • Step 4. Drag and drop the ePub/PDF books from the left to the right main window to remove Adobe DRM.
  • Step 5. Tip (Optional): You can convert the ebook formats to mobi/PDF/ePub/TXT/Azw3 by clicking the convert button.

Detailed Guide to Remove DRM from Kobo/Google Play/ADE Books:

1. For decrypting Kobo books: Kobo DRM Removal, Remove DRM from Kobo KEPUB EPUB PDF Files
2. For decrypting Google Play books: How to Remove DRM from Google Play Books
3. For decrypting ADE books: How to Remove DRM from Adobe Digital Editions

Michelle loves reading very much. She seeks the methods to enjoy eBooks and audiobooks more freely and wants to share everything new she has got with you.

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Calibre DRM Removal Plugins & DeDRM Remove Failed and Solutions (2020 Version)

Tips and Tricks • September 20, 2020


You have installed the e-book reader Calibre and now want to remove DRM from ebooks with Calibre? You need to get Alf’s DeDRM plugin. With Calibre and DeDRM plugin, you can remove DRM from Kindle, Google Play, Adobe, Nook, Kobo, etc.

I have been using Calibre long before it was even called Calibre (since June 2007, in fact). I use Calibre to remove DRM from Kindle and Adobe Digital Editions ebooks (I use it for personal use only.) In my past article I have already described how to remove DRM from Kindle with Calibre. Here in this guide, I’d like to show you all about Calibre DRM removal. and a few things that I would like to pass on here as tips while using Calibre DeDRM.

Note: This guide is provided for personal use only. I would like to emphasize that please do not send the (DRM-Free) ebooks to anybody else.

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Part 1: Calibre DeDRM Plugin Will Remove DRM From?

1. Kindle ebooks (Files from Kindle for Mac/PC and eInk Kindles, but not rented Kindle ebooks).
2. ebooks using Adobe Digital Editions DRM. (including Kobo, Sony and Google ePubs downloaded to ADE)
3. Barnes and Noble ePubs (Need to input the hash key for removing DRM)
4. Adobe Digital Editions (v2.0.1) PDFs
5. Mobipocket ebooks
6. eReader PDB books

Part 2: What is the latest version of DeDRM Removal

As of 18th June, 2020, the latest version of the tools is 6.8.0 can be downloaded from

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*Changes in 6.8.0:*
1. Support .kinf2018 key files
2. Support KFX encryption.
3. Works with the latest version(1.28) of Kindle for PC and Kindle for Mac.

Part 3: How Does Calibre DRM Removal Work?

As a plugin, DeDRM works in the background. It removes DRM protection from ebooks when they imported into Calibre. So, if you have added DRM protected books to Calibre before installing the DeDRM plugin. you will need to remove the book and import it to Calibre again. Also, the DRM removing procedure may vary depending on the type of ebook DRM.

For Google Play books, Overdrive books, and other books that use Adobe DRM. Adobe Digital Editions is required to download the real book before adding to Calibre. For Nook book, you need to get the hash key, and for Kindle eInk reader, you need to input the serial number of the device.

The Simple procedure to remove DRM with Calibre & DeDRM

  • Download and install Calibre
  • Download DeDRM and install it on Calibre
  • Add ebooks to Calibre for removing DRM
  • Transfer and read e-books on your Device.

Part 4: Installing DeDRM plugin for Calibre on Mac and PC (30 minutes effort)


Step 1: Download and install Calibre. (Windows/Mac/Linux)

Step 2: Download the 6.8.0
(Tips: No need to unzip it.)

Step 3: Add into Calibre.

Start Calibre and go to Preferences in the top menu bar.

Then at the new window, find “Plugin” at the bottom under the “Advanced” area. click it. And then click “Load plugin from file”.

Find and import the you’ve downloaded previously and click “Open”.

Just say “Yes” to the security warning

Soon the DeDRM plugin will be shown under the “File type plugins”.

As per the message on the screen, restart Caliber to complete the “DeDRM” installation.

Part 5: Remove DRM from eBooks with Calibre DRM Removal (20 minutes effort)

Step 1. Click Add books to add the ebook to Calibre. It will take some time to load, and after the book loaded, DRM will be removed automatically from the ebook.

Part 6: Configure DeDRM Plugin for Nook, E-Ink based Kindle

For most of the book you don’t need to configure anything. While, some books may need you to enter extra information for configuration.

You do not need to add any key information for eBooks

  • Downloaded using Kindle for Mac/PC
  • Downloaded using Adobe Digital Editions (v2.0.1)
  • Downloaded using NOOK Study

You MUST enter extra information for ebooks

  • Kindle ebooks from an E-Ink based Kindle (e.g. Voyage).
  • NOOK ebooks
  • Mobipocket ebooks
  • eReader PDB books

How to Configure DeDRM Plugin?

To add the needed key information Please follow the steps below:

Step 1. Run Calibre, go to Preferences> Plugins

Step 2. In the File type plugins highlight DeDRM by Apprentice Alf….scripts and click the “Customize Plugin” button. Then you just need to enter the required information according to the ebook source.

After you entering the configuration information, Just click the OK button to save it.

Part 7: Where to get help with Calibre DeDRM

Calibre is open source, when you met problem with using the app. You can first check the FAQs at the GitHub repository, or read Apprentice Alf’s Blog to find your answer.

To get better help, you can submit the bug report to Apprentice Alf’s Blog comment area. or post the report to Apprentice Harper’s GitHub.

How to post a log to Github

  • Deleting the DRM protected ebook from Calibre.
  • Click Preferences >> Restart in debug mode.
  • After the restart, import the the ebook to Calibre again.
  • Then close Calibre. It will then generate a log that you can copy and paste for online help requests.

Part 8: Calibre DeDRM Plugin FAQ

1. How to check if a ebook has DRM?

To check whether a book is protected with DRM. we can load the book to Calibre and try to open the book. if you can open the book directly, then it is DRM free. if it brings a DRM protection message “This book is DRMed.” then you have to remove the DRM first.

2. DeDRM failure to remove DRM from rented book

Calibre works well with my ebook collections. but I have a Amazon rented book, and Calibre DeDRM failed to remove DRM from this book. are there other ways to handle rented book?

Calibre DeDRM don’t support removing removing DRM from rented or library ebooks. And there is no workable way to remove DRM from rented ebooks.

3. Calibre Saying that the DeDRM plugin is invalid

I followed the guide, and downloading the DeDRM plugin. while I am trying to install the plugin, Calibre keeps saying that the plugin is invalid.

Please download the plugin from GitHub. Select the zip file in the “DeDRM_calibre_plugin” folder. not any other files inside the plugin’s zip archive.

4. Book Still have DRM after install the DeDRM Plugin

I installed the calibre DeDRM plugin, why my books still have DRM.

Calibre DeDRM plugin work when the ebook imported to Calibre. So, if the book have added before installing the plugin. you have to delete the book from Calibre the import the book again. Be noted that, you have to delete and add again. if you don’t delete the book before adding it again, Calibre will discard the added ebook as duplicate.

5. Removing DRM from KFX Files

Some ebooks I get from Kindle are in KFX format, and when I use DeDRM plugin to remove the DRM, it fails.

If the book are in KFX format, you have to installed the KFX Input plugin that help Calibre handle this format. Also, you’ll need to use Kindle for PC 1.26 or earlier. See this post on how to remove DRM from Kindle KFX Files.

6. Remove DRM from Adobe PDF files

I’m trying to remove DRM from Adobe PDF files, but The DeDRM plugin can’t remove the DRM.

For Adobe DRM protected files. Please make sure that the book is download via Adobe Digital Editions on the same machine. See this guide here on how to remove DRM from Adobe digit edition downloaded books.

7. Is DeDRM plugin compatible with macOS Catalina?

Yes. But DeDRM plugin can only remove DRM from ebooks downloaded via Kindle for 1.26 or earlier. which can’t work on macOS Catalina, as macOS Catalina only supports 64 bit apps.

8. DeDRMing Nook Books

I use DeDRM successfully on removing Kindle DRM, but I have never succeed in removing DRM from my Nook books. I’ve tried several times on different versions of DeDRM, all failed. Is it no longer possible remove Nook DRM with Calibre DeDRM plugin?

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In fact, you can still remove Nook DRM with Calibre, and the key is finding the harsh key for it. I’ve tried to research this and write this article on removing Nook DRM with Calibre.

9. Supporting for CloudLibrary books

I have get some book from the CloudLibrary , and I would like to read it on my Kindle. Is the DeDRM plugin work with CloudLibrary books?

Yes, the DeDRM plugin work with CloudLibrar books. you can login with your Adobe ID and use Adobe digit editions to download the book. and you can then use Calibre with the DeDRM plugin to convert the epub files to Mobi or azw3 to be sent to your Kindle.

10. iBooks DRM Removal Calibre plugin

When I search for a way to remove DRM from Apple iBooks. some site say that there are plugins that help remove DRM from iBook with Calibre. Is it real or just a fake posting?

ebooks you get from Apple’s iBookstore are protected by Apple’s own Fairplay DRM. The only free tool that can remove Apple’s DRM is Requiem. but it has stoped upgrade for a very long time. and now the only workable solution at the moment is to use the TunesKit iBook DRM Removal Tool. If you are interest in this please read this guide on how to convert iBooks to PDF.

11. Remove DRM from

I find some books that I need at After asking the support, I find that their books are in some sort of proprietary format. which required to read via it’s app or website. Will the DeDRM plugin work with books from

Sorry, DeDRM plugin can’t remove DRM from this kind of ebooks.

12. Use DeDRM with Kindle Fire

I want to remove DRM from my Kindle fire book and followed your guide. When I try to customize the plugin and enter the serial number of my Kindle fire which is 19 digits. Calibre says it only recognizes 16-digit numbers. So, Am I doing anything wrong? or the plugin not work with the Kindle Fire?

Kindle Fire is Android based. which is different from earlier Kindles. and at the moment, Calibre DeDRM can’t work with ebooks from Kindle Fire. The only solution here is to install Kindle for PC/Mac and use books from there instead.

Part 9: 3 Most common Solutions for Calibre DRM Removing failure

Is it often the case that you will fail to remove DRM from ebooks. even though the Calibre DeDRM plugin has been successfully installed. Here, I’ll show you some common solutions which can solve most of the problems.

Workaround 1: Reload the ebook to Calibre

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Most of the time, people failed to remove the DRM because they have added the book before installing the plugin. Simply loading the book again can’t resolve this problem, here is what you need to do:

Step 1: Select a e-book in the Caliber library and right-click → “Delete Book” → “Delete Selected Book”.

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Step 2: Restart Calibre and add it to Calibre’s library again.

Workaround 2: Update Calibre DeDRM Plugin

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Some times the plugin fails just because you are using the older version. In this case you can follow the below steps to update Calibre DeDRM again.
Step 1. Run Calibre, and click Preferences.
Step 2. Find Plugin at the bottom of the pop up window, then input DeDRM in the search box.
Step 3. Find the old version of the plugin under the file type plugins tab. and click Remove plugin to remove the old version of the plugin. then click apply.
Step 4. Close Calibre. and download the latest 6.8.0 version of DeDRM plugin.
Step 5. Run Calibre again. In the Preferences > Plugin and click Load plugin from file, and add the new DeDRM plugin to Calibre.
Step 6. Close Calibre and restart it.

Workaround 3: Instead of Calibre, Using Epubor Ultimate

For Mac, Kobo, and Nook users. Calibre DeDRM plugin will not so helpful, and we recommend using Epubor ultimate. Which is a very popular tool that can remove DRM from ebooks and convert it to other ebook formats. It differs from Calibre as it is very easy to use for beginners and their support is very good.

Why Choose Epubor Ultimate?
1. Remove DRM from Kindle, Adobe Adept(including Kobo, Sony and Google eBooks), Barnes & Noble, Mobipocket and eReader eBooks.
2. Automatically detect e-readers like Kindle, Kobo, Adobe Digital Editions, etc.
3. Convert ebooks to PDF, EPUB, MOBI, AZW3, TXT, etc.
4. Batch process multiple eBooks.
5. Can edit ebooks meta datas like title, author, identifiers, publishing date, language, publisher, introduction and the book cover.
6. Available for Windows and MacOS.

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As the above image shows, Epubor Ultimate will automatically recognize all your books and display them all at the left interface under different tabs. to remove the DRM from each books, you just need to drag the ebook from the left interface to the right pane. And to convert a ebook, you just need to click convert to PDF and choose a format you need.

Good luck and enjoy your ebooks on any device you prefer!