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Updated by Nicole Moore- Contact Author

How to Convert M4A to WAV?

Before we kick off this M4A to WAV conversion topic, we should know some brief introduction on M4A and WAV and why or when to convert them. Keep reading.

What are M4A and WAV?

M4A stands for MPEG-4 Audio, which means that the file contained in M4A has the filename extension of .m4a. Today, most songs we download from iTunes Store are contained in M4A. It is so widely used that media players from VLC, iTunes, QuickTime, Windows Media Player, mobile devices and more support this format. M4A files are encoded with lossy Advanced Audio Coding (AAC) or Apple Lossless Audio Codec (ALAC), which intents to reduce its file size.

WAV is a standard format seen mainly on Windows computers. Besides Windows Media Player, it can be opened with VLC, iTunes, QuickTime, Microsoft Groove Music, and some other media player as well. WAV files are generally larger in size since they are usually uncompressed, thus they are of better quality than M4A.

If you are seeking for one simple way to batch convert your M4A audio files to WAV formats, you are landing on the right web page. In the following part, we will introduce you 3 ways to convert M4A to WAV easily on Windows/Mac for free. Check them out one by one and find your ideal weapon to hack M4A to WAV batch conversion down today.

Method 1: Convert M4A to WAV with VideoProc

First, let us catch a quick glance at the well-nominated software. VideoProc is one powerful audio/video editor and media converter that specialize in all types of media file format conversion. With its super built-in technology - Level-3 Hardware Acceleration Engine, all media format types can be batch converted into another in a few seconds without any quality loss, for sure. Either commonly used audio file format or not, up to 10+ audio formats are there for you to choose from.

Free download VideoProc today and start batch converting M4A to WAV now!

After you have download and install VideoProc, you will be amazed by how it makes M4A to WAV batch conversion much like a plain sailing with a simple drag' n drop' process.

Launch VideoProc on your Windows or Mac . (Notice: Here we take VideoProc on Windows as an example. Pictorial below is screenshot from its Windows version.) Double click VideoProc product image on your desktop or open it from your other Local Discs. Click Video the first card in the main interface to enter into the next editing interface.

Step 1: Add music file to the list.

In the editing interface under Video card, move to the +Music column in the upper bar. You can add music file to the list either by clicking the +Music button to open up M4A file(s) or simply drag' n drop' the M4A files into the center board.

Step 2: Start converting M4A to WAV.

After you have added all M4A file(s), now you can batch convert it/them to WAV file(s). Move to the bottom tab>select Music tab>recognize WAV tag under Music tab.

Step 3: Run the conversion process.

Once you have set the output format, you need to set an output destination for the converted WAV file(s). Once every step is done, tap on the RUN button on the bottom right corner to start the M4A to WAV conversion in batch.

Convert M4A to WAV

Bonus Tips:

- You can make some customization settings for each audio file. Click the pencil-like icon after filename to customize output name/ song name/ artist etc under Name&Tag tab or customize Audio Codec Options, eg. quality, sample rate, bit-rate etc. under Format tab.

- Convert M4A files to other formats, namely, MP3, M4R, AAC, OGG, FLAC, etc..

- Merge multiple audio files into one.

Notice: Never check the Merge checkbox if you do NOT intent to convert separate M4A audio files into one WAV file. If you do, M4A files will be merged into one single WAV file. Think before you leap.

Customization Setting

Method 2: Convert M4A to WAV with iTunes

Apple iTunes can work as an M4A to WAV converter. It is a default app on Mac, but it is also available for Windows users. Import, choose the right encoder, you will get a WAV file soon. Below are the detailed steps to convert M4A to WAV.

  1. Launch iTunes, Click on Preference from the Edit menu. Go to General > Import Settings.
  2. Choose WAV Encoder in the drop-down menu next to the Import Using. Save the change by clicking on OK.
  3. Right-click an M4A file, open it with iTunes.
  4. Choose the opened M4A file on the iTunes library, choose File > Convert > Create WAV Version.

Con: The problem is that the WAV file will be in the iTunes library. It can be played on iTunes. However, you can't drag it to the desktop or other places you like for spreading. Besides, only iTunes DRM-Free M4A files, the ones without copyright, can be converted.

Method 3: Convert M4A to WAV with Audacity

Before started, you have to download both LAME MP3 Library and FFmpeg Library.

Download and install Audacity. Launch it. Click Edit on the menu bar, then go to Preferences. A dialog window will pop up, then select Libraries tag under it. Both LAME MP3 library and FFmpeg library will be required to play the files. Download them both. After you click the Download button, anther window will pop up. Choose download for Windows. Then wait it to be downloaded. Run the downloaded file. Install the Setup assistant, then finish it. When you go back to Libraries, you'll see both LAME MP3 library and FFmpeg library are downloaded successfully. Now, you can import M4A to Audacity for editing or converting. If you can't see any changes you make a while ago, restart Audacity and repeat the whole above-mentioned process again until both LAME MP3 library and FFmpeg library are successfully downloaded.

Audacity Libraries

  1. Launch Audacity again. Go to File > Open and select M4A file(s) you want to convert.
  2. Click on File on the menu bar and select Export Audio.
  3. Choose WAV as an output format. Click on OK to save changes. The conversion process will soon start.

Final Thoughts

M4A is incompatible with some former portable devices so it is not considered to be an ideal format to store audio files. Compared with M4A, WAV is a standard audio file format and compatible for more obsolete portable devices. To convert M4A to WAV in iTunes, you can't drag it to the desktop or other places and only iTunes DRM-Free M4A files can be converted. To convert M4A to WAV in Audacity, you'll have to follow long and drowsy steps to download a LAME MP3 Library and FFmpeg Library, which make simple task a complicated one. However, to convert M4A to WAV in VideoProc, the best media converter, only 3 simple steps within a few seconds will convert M4A to WAV with no quality loss.


Nicole Moore

Nicole Moore is a self-motivated, creative copywriter with four years of marketing and advertising experience, specializing in video, audio, images, advertisements, news digital content etc. With a partiality for travelling and shooting, Nicole also loves video post-production and is keen on sharing her video processing tips and latest masterpieces to social media.

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