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File converter / Video / Audio / Convert to MP4 / AAC converter / MP4 to AAC

Convert MP4 to AAC

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Choose file to convert to .aac
or drag and drop file

You can convert MP4 file to AAC as well as to variety of other formats with free online converter.

How to convert mp4 to aac?

How to convert aac to mp4?
Step 1

Upload mp4-file

Select mp4 file, which you want to convert, from your computer, Google Drive, Dropbox or drag and drop it on the page.
Step 2

Convert mp4 to aac

Select aac or any other format, which you want to convert.
Step 3

Download your aac-file

Wait till your conversion process will be completed and click download converted aac file.

Online and free mp4 to aac converter

Fast and easy
Just drop your mp4 files on the page to convert aac or you can convert it to more than 250 different file formats without registration, giving an email or watermark.
Don't worry about security
We delete uploaded mp4 files instantly and converted aac files after 24 hours. All files transfer with secured an advanced level of SSL encryption.
All in the cloud
You don't need to install any software. All mp4 to aac conversions make in the cloud and don't use any resources of your computer.

MPEG-4 Video File

File extension .mp4
File category video
Description

MP4 is one of the popular digital multimedia formats. The original name is MPEG-4 Part 14. It is one of the most versatile digital multimedia formats because it can play both video and audio files.

Besides, you can use MP4 file formats for many other purposes, such as streaming over the Internet and storing still images.

The characteristics of MP4 files include but are not limited to:

  1. MP4 file formats are mostly preferred by users because of the versatile use that includes playing audio and video files.
  2. You can use MP4 to stream or watch live events over the Internet.
  3. MP4 file stores multiple data types, such as audio, video, scene descriptors, and object descriptors.
Technical details

How to create and how to open an MP4 file

You can create an MP4 file by recording video with your device or by using certain software.

You can also use various converters to convert videos to MP4 file formats.

How to Open an MP4 File

Almost all the video players open an MP4 file because MP4 is a standardized digital file format.

You can open an MP4 file in several ways, such as using either the Windows Media PlayerorVLC Media Player.

Some of the others that can open the MP4 file are QuickTime (for macOS), MPlayer, VLC Media Player, and X Codec Pack.

Which other formats MP4 can be converted into and why

MP4 is widely used as a video file format because of the efficient video compression scheme that prevents data loss when converting.

Besides, you can use a lot of tools to seamlessly convert your MP4 file to another file format. Some of the popular video formats are:

  1. 1. m4w
  2. 2. mkw
  3. 3. mov
  4. 4. avi
  5. 5. flv

MP4 is supported by almost any device that is able to play video. However sometimes a user might need to convert it to another format. MKV is well known for being able to store a huge amount of information like dozens of audio streams and subtitles. WMV format provides better compression than MP4 does.

Programs
Microsoft Windows Media Player
VLC media player
MPlayer
Eltima Elmedia Player
Winamp
Apple QuickTime Player
Apple iTunes
Developer Moving Picture Experts Group
MIME type
audio/mp4
video/mp4

Advanced Audio Coding

File extension .aac
File category audio
Description

A proprietary format with lossy compression, which have been created as an alternative for MP3 with a higher quality of coding. Overtones out of human perception are being removed. AAC is two times less than MP3, which means 1/10 of CD digital data.

The format has been widely used since 1997 as the seventh release of the MPEG-2 family. As hardware players supply it, the format is highly demanded by music fans. It has been widely spread in Apple production and is being used by default in iTunes.

Technical details

The format conception is similar to MP3, but it is more advanced. Being able to execute larger compression, it is represented as a separate segment of MPEG-4 standard used to create compact audio files. AAC is highly efficient with variable and continuous bitrate, with a sampling frequency of 8-96 kHz.

The current version complies with the standard of ISO/IEC 14496-3. Compression is performed based on an auditory masking effect that provides data reduction with no deterioration for sound quality.

Programs
Microsoft Windows Media Player
VLC media player
MPlayer
Foobar2000
Winamp
Apple iTunes
Audacity
Developer Bell Labs, Dolby Laboratories, Sony, Nokia, Coding Technologies
MIME type
audio/aac
audio/aacp
audio/3gpp
audio/3gpp2
audio/mp4
audio/mp4a-latm
audio/mpeg4-generic
audio/x-aac
audio/x-m4a
audio/x-m4p
audio/x-m4b
audio/mp4a
audio/mpga

FAQ

❓ How can I convert mp4 to aac?
Firstly, select a mp4 file you want to convert or drag and drop it. Secondly, select aac or any other format you want to convert your file to. Then click convert and wait until your file is converted
⏳ How long should I wait to convert mp4 to aac?
Video conversion usually takes a few seconds. You will convert mp4 to aac very quickly.
🛡️ Is it secure to convert mp4 to aac on OnlineConvertFree?
Sure! We delete your uploaded and converted files, so nobody has access to your information. All types of conversion on OnlineConvertFree (including mp4 to aac) is 100% safe.
📱 Can I convert mp4 to aac without software installation?
Absolutely! OnlineConvertFree doesn’t require installation. You can convert any files (including mp4 to aac) online on your computer or mobile.