How to Save Audible Audiobooks to USB Flash Driver

By Noah Brown

Updated on November 24, 2021

Q: Because my device has limited memory, every time I finish listening to an Audible audiobook, I have to delete it. When I want to listen to the audiobook later, I have to download it again, is there any good way to save these audiobooks?

By saving files to USB, we can take them everywhere. If you are fond of Audible, you must know that Audible audiobooks are downloaded in AA/AAX format, so you cannot play them on other devices. But it’s not completely out of the question, and we’ve found an excellent way for you.


Part 1. Know about Audible

Audible, a wholly-owned subsidiary of Amazon company is an audiobook producer and distributor. Audible is the leading producer of premium audio entertaining. They offer the industry’s premier library of downloadable audiobooks, a wide variety of original audio programs, and subscriptions to your favorite newspapers, magazines, and publications through the Audible platform. The Audible audiobooks files are sold and downloaded in encrypted AA/AAX format. So, if you want to listen to Audible on other devices, you have to convert these encoded files into MP3 and other universal formats.


Part 2. How to Transfer Audible Audiobooks to USB

As mentioned above, to save audiobooks on USB memory sticks, you have to convert the Audible files firstly. Tunelf Audio Converter is a powerful and stable third-party tool. It can help you download and transfer Audible files while maintaining 100% original quality and ID3 tags. The converted Audible books are preserved in lossless quality. The title, year, genre, and other book data are all saved for you. It can transfer AA/AAX files to MP3, AAC, FLAC, WAV, M4B, and M4A. Tunelf adopted leading technology, so it can reach 30X high conversion speed. You can quickly download the Audible audiobooks to the computer. With the built-in edit function, you can also split the audiobooks by length or chapters.

Key Features of Tunelf Audio Converter

  • Remove built-in DRM protection from Audible, Apple Music, and iTunes
  • Convert Apple Music, iTunes audios, and Audible books to MP3 and more
  • Cut large Audible or iTunes audiobooks into small segments by chapters
  • Keep audios with ID3 tags and lossless audio quality at 30× faster speed

Tip: Tunelf Audio Converter also supports converting iTunes music files. You can convert Apple Music at ease.

2.1 Tutorial: How to Convert Audible Audiobook to MP3 Format

Tunelf Audio Converter can help you convert the Audible audiobooks at ease. This tutorial guide will show you how to convert AA/AAX Audible to MP3 to save in USB. Just follow the steps below, and you can enjoy the Audible audiobooks on any device.

Step 1 Install and Register the Converter

You can choose to download the Mac or Window trial version of Tunelf Audio Converter based on your computer system. After the installation, fire up Tunelf. Click the Menu bar > Register, then enter your licensed email and code to activate the full version. The full version can transfer unlimited length.

register tunelf audio converter

Step 2 Add Audiobooks Files from Audible

After the register, tap the Add Files button on the top-center to import your Audible files on Tunelf Audio Converter. You can also drag and drop the files to Tunelf directly. Then, the Audible files will be added to the conversion list.

add audio files to converter

Step 3 Set Output Format and Modify Parameters

When your Audible files are added to the conversion list, you can use the built-in edit function to rename the info like title, collection, specialists, etc. You can split the audios through time length or sections by tapping the Edit icon on the right side of the track. Then, click the Format to set the output format you need. You can adjust the sound parameters like codec, channel, bit rate, and so forth. Finally, tap the OK button.

select output format

Step 4 Start the Process of Conversion

Now we come to the last step. When you import the audios you need and finish all settings, click the Convert button on the bottom right. Tunelf will convert the audiobook files to MP3 and other formats you need. Once the conversion is finished, you can play them on any device you like. You can relocate the converted files by tapping the Open button.

convert Audible audiobooks

2.2 How to Transfer Audible Audiobooks on USB

Step 1. Locate the converted files folder

Step 2. Plug the USB into the computer

Step 3. Open the USB folder

Step 4. Copy the converted audiobook folder to the USB folder


Final Words

We have offered you a solution to transfer Audible audiobooks on a USB stick. Tunelf Audio Converter is a powerful tool with its stability and high conversion speed. When you convert the Audible AA/AAX files to MP3, you can save them to the USB to back up your Audible audiobooks files. When you finish listening to the audiobooks, you don’t have to delete them each time. Besides, you can play them on any device you like, such as SanDisk Sansa and Xbox One after transferring. Now you can play your Audible audiobooks anytime and anywhere.

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