How to Convert Audio in WAV to M4A

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How to Convert Audio in WAV to M4A

7 January 2020 Ashley S. Miller Specialist of Customer Service Dept.

Last update by Olivia Brown at 8 November 2026

Summary
With the popularity of Apple devices, M4A, the standard audio format for Apple, has come into users’ eyes. Here, we will introduce how to convert audios in WAV to M4A format.

Content

Part 1: What is WAV?

Part 2: What is M4A?

Part 3: Differences between WAV & M4A? Reasons of Converting WAV to M4A?

Part 4: Convert WAV to M4A

1) With Software
2) With Online Tools

Part 5: Which is Better Option

Part 1: What is WAV?

Developed by Microsoft, WAV is a common lossless audio format to save the audio for Windows. The standard WAV is also the format of CD. Generally, the file size is large. And it does not limit the codec of audio.

save as wav when sounds have been extracted from video

Part 2: What is M4A?

M4A is the file extension of the standard MPEG-4. Apple Inc. widely uses this format in iTunes, making it popular. At present, all audio players which support playing MPEF4 files can play audios in M4A.

Part 3: Differences between WAV & M4A? Reasons of Converting WAV to M4A?

The biggest difference lies on the size of the audios between these 2 audio formats. Being the lossless audio format, WAV is with larger file size while M4A is not. But the quality of them are similar.

Advantages: With a large file size, WAV will eat up much disk space which is not suitable to save much WAV files in portable devices with limited storage. It is recommended for iOS users to convert audio files to M4A which will save disk space and is convenience to sync with iTunes directly.

Part 4: Convert WAV to M4A

Audio converter and online tools are two mainstream methods on audio format conversion. Here we will introduce them for you.

1) With Software

For converting audio formats with software, Renee Audio Tools is worth to try. Collecting many professional audio edit tools, Renee Audio Tools can fulfill all your needs.

Professional Audio Editor – Renee Audio Tools

CutterArbitrarily cut and clip audios in MP3, ACC, FLAC and APE formats. Many effects, such as fade in/out, speed adjustment, music mixing and volume adjustment, are available.

ConverterConvert music files between all audio formats, including MP3, M4A, ACC, OGG, AAC, FLAC and the others. It can also convert the video format into MP3.

RecorderRecord computer sounds from streaming media and microphone at the same time and output into multiple audio formats.

JoinerMerge music files into one regardless the original file formats. The output format and quality can be set, too.

CD BurnerBurn multiple music files into CD, DVD and also make APE or BIN image file.

Compatible with: Windows 11 / 10 / 8.1 / 8 / 7 / Vista / XP (32bit/64bit)

CutterArbitrarily cut and clip audios in diffrent formats. Many effects, such as fade in/out, speed adjustment, music mixing, are available.

ConverterConvert music files between all audio formats, including MP3, M4A, ACC, OGG, AAC, FLAC and the others. It can also convert the video format into MP3.

RecorderRecord computer sounds from streaming media and microphone at the same time and output into multiple audio formats.

Full Version Download

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Step 1: Download and install Renee Audio Tools.

Step 2: Launch Renee Audio Tools and click [Converter].

select converter function in renee audio tools

Step 3: Click [Add Files] and select the target WAV file.

Step 4: Select [M4A] as the output format, and the output folder as well as the quality.

Step 5: Click [Start] to process the conversion.

2) With Online Tools

Besides converting audio format with software, online tool is another popular option. Audio Converter is a free site to help users convert the audio format.

Step 1: Go to https://online-audio-converter.com.

wav to m4a about how to convert video to audio

Step 2: Click [Open files] and select the output format as M4A. Then click [Convert].

Step 3: Download the converted audios.

Part 5: Which is Better Option

It is obviously that converting audio formats with software is much easier than online tools after going through the above steps. Besides, Ads in online tools and the upload speed are annoying things when using the online tools.

However, Renee Audio Tools will free you from all these troubles. Renee Audio Tools is a better choice if you want to convert WAV to M4A.