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Two Free and Easy Solutions to Convert MP4 to AAC

Author by Sue

Updated on Jun 22, 2022

As a music lover, I always get attracted to some nameless background music in some MP4 videos, like movies, concerts, etc. and I really want to extract these music clips from videos. Do you have the similar need as me? For better audio quality and smaller file size, I recommend you to convert MP4 files to AAC. Now, install this reliable and free MP4 to AAC converter on your PC to have a try.

What is AAC Format? Why Convert MP4 to AAC?

AAC (Advanced Audio Coding) is an audio coding standard for lossy digital audio compression, which is designed to be the successor of the MP3 format. Compared with MP3, AAC usually can achieve better audio quality at the same bit rate. AAC is the default audio format for iPhone, iPod, iPad, iTunes, etc. Moreover, unlike other lossless audio formats like WAV and FLAC, AAC possesses the special feature of small size. So, for the purposes of saving the background music, keeping high audio quality with smaller size and maintaining good compatibility on Apple devices, we need to extract music files from MP4 and save them as AAC.

Solution 1: Convert MP4 to AAC with WonderFox Free HD Video Converter Factory

WonderFox Free HD Video Converter Factory, a totally free and reliable video & audio converter, it enables you to extract audio from video, like MP4, WMV, MKV, etc. and save them as various audio formats at your will. Beyond that, it also can help you to convert MP4 to WMV and other video formats at highest speed. Now, free download the software and follow the specific tutorial to learn how to convert MP4 files to AAC.

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3 Easy Steps for Converting MP4 File to AAC

Before start, please free downloadfree download and install the MP4 to AAC converter on your PC.

Add .mp4 files into the converter

Step 1 – Import MP4 Files into the Converter

Run WonderFox Free HD Video Converter Factory and open Converter. Click Add Files to add MP4 files that you want to convert into the converter. Or you can directly drag and drop files into the interface. Beyond that, this MP4 to AAC converter also enables you to download MP4 files by clicking Download Video and then convert them to AAC. 

Converting MP4 video to AAC audio

Step 2 – Choose AAC Format for Video to AAC Conversion

Click Output Format on the right side of the interface. Then, choose AAC format under the Audio tab by pressing AAC icon. With the same operation, you can also convert MP4 to FLAC and other audio formats according your actual needs. 

Hot search:  Convert AAC to MP3 | Convert MP3 to AAC | Convert MP4 to WAV | Convert MP4 to WMA

Click Run button to peel off AAC from MP4

Step 3 - Converting MP4 to AAC by Clicking Run Button

After choosing AAC as the output format, specify output path by clicking the inverted triangle icon. At last, click Run button to convert MP4 files to AAC.

Tips. Before pressing the Run button, you can click Parameters Settings to change audio bitrate, change audio channels or  modify audio sample rate at your will.

Solution 2: Use Online Converters for Free Video to AAC Conversion

Online converters for video to audio conversionOnline converters for video to audio conversion

If you don’t like to install a third-party tool on your PC, you can try some online MP4 to AAC converters.

Here, some free online converters are recommended to you.

Then, I will take as an example to show you how to convert MP4 to AAC with online converters, which share similar operation steps.

Step 1. Open the website and click Choose Files button to add the files you want to convert to AAC into the online converter.

Step 2. Once the uploading process is finished, click “Start conversion” button to begin the conversion process and download the converted ACC files to your PC.

1.To avoid uploading failure, don’t upload files beyond size restriction.

2. Mind the misleading ads.

3. The speed of uploading and conversion is limited by local and server network, so wait patiently.

Two effective and totally free methods are offered for MP4 AAC conversion. Now, just start to extract AAC files from your MP4 videos for high-quality and relaxing music enjoyment.

Download the Best Video & Audio Converter for More Advanced Functions


HD Video Converter Factory Pro

WonderFox HD Video Converter Factory Pro, a professional converter, can help you to download both video and audio files from more than 1000 sites and convert them to 500+ formats and devices like MP4, MKV, IPhone, iPad, LG TV and so forth. Beyond that, batch conversion mode and hardware acceleration function can help speed up the conversion to save your time and energy. Now, download it to have a try.

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