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How to Convert AAC to M4A Easily and Quickly in 2024

by Christine Smith • 2024-02-20 11:57:33 • Proven solutions

Before jumping into the technicalities on converting AAC to M4A, let us first see M4A and AAC mean. M4A is a file that was designed and popularized by Apple. The music that has been purchased through iTunes since the year 2007 has been in this format. M4A only accounts for audios and is based on the MPEG-4 codec.

AAC is quite similar to mp3; this compresses and cuts files making digital files comparatively smaller and quicker. Apple is one of the most significant users of this type, and you are sure to have come across them in iTunes.

The M4A format provides better sound quality and a smaller size file, whereas the sound data encoded in AAC compression reduces the file size considerably. Due to the lossless compaction, AAC to M4A conversion is quite simple.

Let’s get to understand how to convert AAC to M4A online and offline.

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Part 1. How to convert AAC to M4A with Wondershare UniConverter

The Wondershare UniConverter (originally Wondershare Video Converter Ultimate) is a powerful video converter and editor tool used to convert files, compress them, and edit them. When you want to convert AAC to M4A, this can be quite a useful tool. This AAC to M4A converter uses only a few simple steps to get the work done, starting with choosing and uploading the AAC file, followed by conversion using AAC to M4A converter, and then finally downloading the converted file. This one-stop video converter is suitable for converting just any type of media file.

The Wondershare UniConverter a video converter having a wide range of features other than audio/video conversion. Wondershare UniConverter is one of the predominant tools in the market that can convert 1000+ audio or video formats. Moreover, it performs the conversion at a relatively high speed and without compromising the quality. With continuous up-grading to the latest functions and features, it is the most sought after video converter. This software is quite user-friendly and can also be used by people who are not tech-savvy.

Wondershare UniConverter

Security Verified. 5,481,347 people have downloaded it.
  • Audio/Video conversion: You can convert AAC to M4A and perform over 1000+ audio/video file format conversions
  • Photo Conversion: This feature helps to convert images in almost all the formats to the most popular file types: jpg, png, BMP and tiff
  • Video Compressing: It allows you to preview files before compression and compress multiples of batches
  • Audio/Video Editing: It provides various essential tools to give the ability to edit videos or audios in several ways

Step 1 Upload the AAC file.

From the left navigation tab, opt-in for the Converter option and navigate the AAC file that you want to convert into the M4A format using the Add File function.

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add files

Step 2 Choose the M4A format to output.

Go to the Output Format drop-down below and choose the M4A as the target format listed under the Audio section. Then, you’re required to select the output quality as per your need.

choose the format

Step 3 Initiate to convert to M4A file.

Lastly, you need to hit on the Convert button available next to your audio file on the conversion board. Once the process is complete, you can access the file using the Folder icon beside the File Location label.

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Part 2. How to convert AAC to M4A online

With the huge number of AAC to M4A converter online available on the internet, you may get confused with selecting the one that not only converts the files from one format to another without losing its quality but also does the work quickly, eventually saving a lot of your time. To convert M4A to AAC online and vice versa, you need the aid of The time is taken to complete the conversion of AAC to M4A solely depends upon the size of the file. With this online converter, you can easily convert several file formats by following a few simple steps. Now, you might be wondering how to convert AAC to M4A using ConvertFiles. Therefore, for your convenience, the step-by-step instruction manual is listed below to help you with converting AAC files to M4A format.

Step 1: Launch the browser and visit the website of Convertfiles. Now, click on the Browse button and select the AAC file from your drive. Then, select the AAC format option from the drop-down next to Input Format.

Step 2: Set the output format and other output settings

Next, hit on the Output Format drop-down menu and opt for the desired output profile. In this case, it is M4A.

choose the format

Step 3: Finally, click the Convert button to start the conversion. After completing the conversion process, you can click on the Download button at the bottom of the screen to get the converted file.

conver AAC to M4A

Part 3. What is the difference between M4A and AAC audio files

There are several differences between the two formats. Still, both have their own set of advantages and provide excellent sound quality.

Advanced Audio Coding abbreviated as AAC is the replacement of an MP3. This file type has better sound quality. In contrast, M4A is simply a file extension that is usually encoded with Advanced Audio Codec (AAC).

M4A is a format developed and mostly used by iOS for the audiobook's purpose. At the same time, AAC is created by a combination of AT & T Bell laboratories and Dolby and Sony Corporations.

AAC allows auditory masking that allows discarding of data with minimal loss of quality. Whereas the critical benefit of an M4A format is that the files are compressed, but they are lossless, which means that they can be decoded back to their old quality at any time of the compression.


Conclusively, several AAC to M4A converters are available in the market. But what suits you the best is the one that should be used to convert any file to another file type; the most common one used for this type of conversion is the Wondershare UniConverter. Need not to mention, The transformation from one form to another can also be done by taking into account the AAC to M4A converters for the free online method listed above.

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Christine Smith

Christine Smith

chief Editor

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