How to Change Audio from AAC to WAV: 6 Ways Offline and Online

AAC audio files usually show on Apple devices like MacBook Pro/Air, iMac, iPhone, and iPad. If you want to enjoy the audio on Windows PCs, you need to convert AAC to WAV. How to convert audio from AAC to WAV? This article gives some simple solutions.


Part 1. AAC vs WAV

AAC means advanced audio coding, and it is a lossy quality compression audio coding standard. AAC files will have a smaller size while losing the audio quality. It is made as the successor of MP3 and has a higher quality than MP3. Besides, it is the default audio format for iPhone, iPad, iTunes, etc., and is one of the streaming audio formats.

Waveform Audio File Format (WAV) is used to contain uncompressed audio. Therefore, WAV audio files have big size without quality loss. However, developed by Microsoft, it is mainly used on Windows System.

Format types lossy quality compression Uncompressed audio format
Size 1MB for 30s 5 MB for 30s
Sample rate 8 to 96 kHz 44.1 kHz
Bitrate 96 kbps 1,411 kbps at 16-bit
Platform Apple, Web Streaming Windows
Filename extension .m4a, .mp4, .3gp .m4a, .m4b, .m4p, .m4r, .m4v, .aac .wav, .wave
Media Player Apple Music, iTunes, VLC Media Player, etc. Windows Media Player, VLC Media Player, iTunes, etc.

Part 2. How to Convert AAC Audio to WAV Format

Converting AAC to WAV sounds difficult, but actually not. We test many converters and list 4 offline tools and 2 online tools for you. With detailed guidance, you can convert easily.

Convert AAC to WAV with Aiseesoft Video Converter Ultimate

Aiseesoft Video Converter Ultimate is a comprehensive video and audio converter and editing tool. It can change AAC to WAV quickly without quality loss. It also allows you to convert a large amount of AAC files together. With its built-in 120 times Faster Conversion acceleration, you can convert multiple files at a time in a short time. Another feature is that you can edit and trim the audio as you want. It allows you to change the volume and delay of the audio. When you edit the audio, you can split the audio, create segments, delete unwanted parts and combine others in one file.

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  • Work on both Windows and Mac computers.
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Step 1.
Use the Free Download button to install the Aiseesoft Video Converter Ultimate.
Step 2.
Load your AAC audio file in the program by clicking Add Files, Getting Started, or dragging the AAC file to the interface.
Add File
Step 3.
Change Output Format at the bottom to WAV and check the target file from Save to bar.
Select Format
Step 4.
After all the settings, click Convert All and wait for a second. You can find the converted WAV audio file in your chosen folders. You can also click Converted to see the processed AAC file.
Find Converted

How to Transfer AAC to WAV with Audacity

Audacity is the world’s most popular free software for recording and editing audio. It is widely used to produce music, podcasts, and other audio-related products. It also supports converting the format from AAC to WAV.

However, Audacity can’t recognize and load AAC files; you need to install the next tool, FFmpeg, on your computer first. And that is a rather complicated tool for most users.


Step 1.
Download the Audacity from the internet. Install and open it.
Step 2.
Click File from the upper menu, then choose Open, and select the audio file you want to convert from AAC to WAV.
Open File
Step 3.
Go back to the File menu and Click Export Audio in the settings window. Change formats into WAV and set the destination folder.
Audacity Choose Format
Step 4.
Click Export to save the converted WAV audio.

Use FFmpeg to Change AAC to WAV

FFmpeg is a free and open-source software to edit video and audio and convert format. It uses the computer command to process the conversion and other operations. If you are not professional in programming, it will be hard for you to use this software.

Here are simple steps:

Step 1.
Download the FFmpeg from the official website and install it on your computer.
Step 2.
Find the AAC audio file you want to change. Type CMD in the path bar to enter the terminal.
Step 3.
Type ffmpeg -i filename.aac newfilename.wav the folder address. Then press Enter to Covert.
Step 4.
Wait for a while, and the converted WAV audio will be in the same folder as the AAC file.

Convert AAC to WAV with iTunes on Mac & Windows Computers

iTunes is a media player, a music store, and device management software. You can also use iTunes to convert AAC audio files to WAV.

However, this software is not available after macOS 10.13.99. If you use a former macOS or Windows system, you can download and install it from Apple official website.

Here are the detailed steps.

Step 1.
Download and install the older iTunes on your macOS 10.13 (former) or Windows.
Step 2.
Click Edit and Preference in the drop-down menu.
Edit Preference
Step 3.
Enter Import Settings in the General settings page.
Enter Import
Step 4.
Open Import Using the drop-down list and choose WAV Encoder. Click OK to save the setting.
Choose WAV
Step 5.
Select one or more songs in your library, then choose File > Convert > Create WAV Version.
Create WAV

The system requirement is a big limitation of this method, and it may take a few more steps.

Turn AAC to WAV with Aiseesoft Free Audio Converter Online

“I don’t want to download any software, can I just convert AAC to WAC online?” Of course, you can. And here is one method.

Aiseesoft Free Audio Converter Online is a free audio converter to convert your audio and video absolutely free to different audio formats like WAV, AAC, MP3 and more. You can also change the audio channel, sample rate and bitrate to change quality. It also supports trim to edit the video. If you want to convert audio formats such as AAC to WAV without downloading any software and payment, Aiseesoft Free Audio Converter Online is your best choice.


Let`s see how to use it.

Step 1.
Open Free Audio Converter Online on your computer.
Free Convert Page
Step 2.
Drop your AAC audio file to the file loading area.
Step 3.
A new window will appear. Choose the format from the right selection. Then, click the Save button and start converting AAC to WAV.
Choose Format
Step 4.
Wait until the conversion is finished and click Download to save the converted WAV audio. This tool also can be used to convert MP4 to WAV.
Wait Download

Transform Format from AAC to WAV with Zamzar

Zamzar is an online converter designed to help users manage and convert their files, including audio, video, e-books, and documents. It is free and easy to use but it still has some flaws. For example, you can’t upload AAC files more than 50MB, and you only have 2 free trial times in one day.

Here are the steps for using it.

Step 1.
Open the Zamzar official website page on your Chrome or other browsers.
Step 2.
Add your AAC audio file to this window by dragging or dropping files.
Step 3.
Click the Convert To button and choose WAV format.
Step 4.
Click the Convert Now button. Wait for a while, and there will be a new page. Choose Download and save the WAV file to your computer.
Zamzar Download

Part 3. FAQs about AAC to WAV

Is AAC an audio format?

Yes. AAC is a short for advanced audio coding. It is one of the major audio formats and the default audio formats of MacBook Pro/Air, iPhone, and other Apple devices.

What is the benefit of converting AAC to WAV?

After converting AAC to WAV, you can play the audio file on Windows computers and other devices. WAV file will have a bigger size which is better to edit.

Who will use AAC format?

Apple devices like iPhone, iPad and MacBook Pro/Air use AAC as the default audio format. So, Apple users will frequently use AAC format.


To convert AAC to MAV, you can use offline software and online tools. Among those converters, Audacity and FFmpeg are a little complicated to operate, and iTunes doesn’t fit the new macOS Catalina system. Therefore, Aiseesoft Video Converter Ultimate may be your best choice. For online tools, Aiseesoft Free Audio Converter Online is better for video and audio conversion for you.

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