Aimersoft Video Converter Ultimate

Best AAC to MP4 Converter for Mac/Windows CP

  • Easily converts AAC to MP4 video format at 90X faster speed.
  • Converts audio to video, or video to audio among over 500 formats.
  • It supports batch conersion process.
  • Download online video or audio from 1000+ sites, including YouTube, Vevo, etc.
  • Edit video, compress video/audio, download playlist online, burn DVD, etc.
  • Free download it below to have a try!
Aimersoft Video Converter Ultimate

AAC to MP4: Top 3 AAC to MP4 Converter Tools in 2019

Jun 25,2019 • Filed to: Convert MP4 • Proven solutions

Q: Can I convert my AAC files to MP4?
People often come up with issues when they try to play a file in a media player which has a different format. Even though the AAC format is certified, standardized and acts as an effective format for the audio files, sometimes the users wish they had the files in MP4 format to play them on video players too.

If you also want to convert AAC to MP4, we have the perfect tools for you. Here, you will read about 3 tools which serve as useful AAC to MP4 converter. And it is entirely up to you to decide which one suits your needs.

Part 1. Best Way to Convert AAC to MP4 at High Speed

The best tool you can get your hands on is Aimersoft Video Converter Ultimate. This tool can convert AAC to MP4 with just one click. It is intuitive software which effortlessly works to convert video and audio files to any format without any quality loss. From converter to the downloader, burner to the recorder, the software is packed with various functions and all of them are very useful.

Aimersoft Video Converter Ultimate

Aimersoft Video Converter Ultimate

  • Allows the users to convert MP3/ AAC files to other formats like MP4, MKV, AVI, MOV, etc.
  • 90 times faster format conversion of the files without compromising with the quality.
  • Batch processing support to convert multiple files at the same time.
  • Built-in editor with video customization support like trim, crop, watermark, cut, effect, etc.
  • Download videos from over 1000+ websites in any format you like.
  • Compress files to reduce the size without affecting the quality of media files.
  • Video recorder, transfer, and other features are also included in the software.

How to convert AAC to MP4 with Aimersoft Video Converter Ultimate [Batch process supported]

01 Add AAC file(s)

Download and install Aimersoft Video Converter Ultimate on your Mac or Windows PC. Run it as soon as it is installed. By default, the Convert tab will open up. Click on the Add Files button to load the AAC files in the software. You can also use the drag and drop method to open the files in the software. You can add multiple AAC files at one time to convert in batch.

add video

02 Choose MP4 as output format

In the top-right corner, you will see the option Convert All Files To. Click on it and a drop-down menu will appear on the screen. From the interface, pick the Video and then choose MP4 format and size (like the screenshot shows below).

choose mp4

03 Convert AAC audio to MP4

Once you have selected the size and format, click on the Convert option right in front of the file. If you want to convert multiple files at the same time, then click on the Convert All option at the bottom of the screen. When it finishes the process in a few seconds, you can get the MP4 video files in the Converted tab.

convert aac to mp4

Part 2. Convert AAC to MP4 Online


This AAC to MP4 online converter is quite popular among the users. The process of conversion is quite simple. You only have to select the files and upload them to the platform. Then customize the options like Sample rate, channels, and bit rate, and finally click on the Download Converted File option.


  • The conversion is free.
  • The platform has a wide array of file support.
  • There is also software available for the users designed by the developers of the platform.


  • You can only use the trial version for limited days.
  • The features are only limited to the conversion of files.
  • The commercial license can be quite expensive.


2. Onlineconvertfree

If you want to convert AAC to MP4 format, then you can also use the Online Convert Free website. You only need to choose the file and the platform will convert it for you.


  • Simple and quick process for file conversion.
  • The website is free of cost.


  • There are no customization options for the files.
  • You can only convert one file at a time.

convert aac to mp4 online

Even though the online converters can be helpful in some situations, they are not reliable. The online conversion often fails to give the best results we hope for. Plus, the online AAC to MP4 converters is always recommending the users to download their conversion software. Therefore, the better option will be using a tool like Aimersoft Video Converter Ultimate (in Part 1), which provide a better alternative to using multiple tools for different functions. The software comes with an editor, downloader, converter, burner, recorder, and much more.

Part 3. AAC vs MP4

If you are stepping up to convert AAC to MP4, then you should take a look at the related information we have provided about both formats. It will help you decide which one is appropriate for your needs.

AAC: The AAC format uses a lossy compression algorithm which is perfectly suited for high-quality audio files. It is created as an alternative to MP3 format with superior coding. It can execute larger compression as it can be represented by a separate segment of the MPEG-4 standard. This format makes sure that the audio quality isn’t deteriorated when the files are compressed.

MP4: The MP4 format is used for multimedia files. This format can store audio and video files along with a suitable amount of data. It is popular because it has its own container format which makes it easier for the users to play the files on various different devices like PlayStation, iTunes, PSP, etc.

There are many more options for users to convert the formats of media files. But if you are looking for a reliable AAC to MP4 converter, then choosing Aimersoft Aimersoft Video Converter Ultiamte might be the best deal for you. It is fast, reliable, and has various other sub tools too that can come in handy in various situations.

Adam Cash

staff Editor

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