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Best 4 Ways to Easily Convert AAC to MP4 (Free Included)

AAC is a well-known audio file format that offers good sound quality in small file sizes, using an advanced compression method. However, it is not compatible with multiple media players and devices. You may wish to convert AAC to MP4, a more compatible but lossless format. So the output file can be uploaded on YouTube and other social media sites.

Here are the best and most efficient AAC to MP4 converters in such a scenario. Let's dive deep into their details!

Part 1: First Choice to Convert AAC to MP4 with No Quality Loss

Whenever you need to make a conversion between two formats, HitPaw Online Video Converter proves to be the leading choice due to its high-quality, smooth, and quick conversion rate. Since it supports most audio/video formats, you can effortlessly convert AAC to MP4. It lets you convert multiple files at once to save time and effort.

Along with that, you are allowed to do editing by using HitPaw Online extensive range of features, including cutting, cropping, rotating, adding watermarks, filters, changing the playback speed, and much more.

HitPaw Online Video Converter

  • Offer intuitive interface with easy functionality
  • Convert videos to any formats as your requirements
  • No need to download or install any program
  • 100% safe and the edited file can be only seen by you
  • Keep original and edited file in personal account for 24 hours

Let's follow the steps below to convert AAC to MP4 using HitPaw Online Video Converter:

  • Step 1.Once you open HitPaw Online Video Converter on your browser, click the "Add Files" tab and browse to upload the required AAC file.

    Step 1 to HitPaw Online Convert AAC to MP4
  • Step 2.The second step involves choosing "Video"> "MP4" , and click “Convert”.

    Step 2 to HitPaw Online Convert AAC to MP4
  • Step 3.Lastly, wait till the process ends, click "Download". All done!

    Step 3 to HitPaw Online Convert AAC to MP4

3 Alternative Online AAC to MP4 Converters You Shouldn't Miss

Let's dive deep into the details of each tool!

Tool 1. CoolUtils

Price: Free

CoolUtils is a famous AAC to MP4 converter among users because of its simple functionality. It supports an extensive range of file types and formats so that you can carry out any conversion in only three steps.

Plus, you can upload the files quickly and adjust their aspects according to your demands. These include bitrate, sample rate, and channel. Though it performs the tasks efficiently, you can convert files only for limited days.

CoolUtils Convert AAC to MP4 Online

  • A simple yet powerful online conversion tool
  • Offer desktop app for offline batch conversion
  • Complex to understand at the beginning
  • Provide an expensive commercial license

Here is the procedure to convert AAC to MP4 online via CoolUtils:

  • Step 1. Open the tool website on your browser and click "+ Select Files" to import the AAC file.
  • Step 2. Now, select "MP4" as the target file format and adjust the various parameters.
  • Step 3. The last step is to hit the "Download Converted File" button, and that is all!

Tool 2. FreeConvert

Price: Free (Paid: $9.99 Monthly)

FreeConvert is an impressive web-based tool that helps you perform AAC to MP4 conversion effortlessly. Plus, it ensures that your converted files are of the best quality. Also, you can upload files up to 1GB in size, which is much higher than other similar tools.

In addition, it allows you to adjust all the major or minor settings, such as codec, frame rate, aspect ratio, and more. Even you can perform editing functions like trim, rotate, flip, and volume adjustment.

FreeConvert AAC to MP4

  • Completely safe and secure to use
  • Delete uploaded/converted files after just 2 hrs
  • Fade in/out and reverse the audio if required
  • The interface is full of irritating ads
  • Unable to export to Cloud

Let's follow the below tutorial to convert AAC to MP4 for free:

  • Step 1. After opening the FreeConvert website on your browser, click the "Choose Files" button to upload your AAC file.
  • Step 2. Secondly, select "MP4" from the "Output" drop-down menu.
  • Step 3. Finally, press the "Convert to MP4" tab and "Download." You are all done!

Tool 3. Zamzar

Price: Free (Paid: $9 per month)

Besides CoolUtils and FreeConvert, Zamzar is a free and fantastic tool that supports conversion between various formats, including AAC to MP4. The speed it offers is also good enough to be relied on.

Plus, it provides easy access to files so that you can do uploading from your system, URL, Google Drive, One Drive, Dropbox, and Box. Even the option is available to get an email once the conversion is done.

Zamzar AAC to MP4 Converter

  • User-friendly and responsive interface
  • Support over 1200 file formats
  • Provide you with the free desktop app
  • Offer only 50MB file size
  • Limited conversions in free mode

Here is the quick process to change AAC to MP4 online through Zamzar:

  • Step 1. Firstly, click the provided link to open the website. Now, drag & drop the AAC file in the "Choose Files" section.
  • Step 2. In the second step, expand the "Convert to" drop-down menu and select "MP4."
  • Step 3. Next, you have to hit the "Convert Now" button and after processing, click "Download." That's all!

Final Thoughts

Now you know how to convert AAC audio files to MP4 format on Windows, Mac, and Online. Converting AAC to MP4 is effortless using any of the above 4 tools because each of these is convenient to use. However, the selection depends is entirely dependent upon your choices.

However, HitPaw Online Video Converter is a versatile tool that offers lossless conversion with support for a wide range of additional features.

Convert Now!

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