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

Choose file to convert to .aac

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

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	The MP4 files (MPEG-4 part 14 files) are the multimedia files used with multiple stations and video players simultaneously. They can store digital audio streams and digital video, and other suitable amounts of data like subtitle tracks. MP4 video format is a widespread file format due to its very own container format. It is also used with multiple platforms such as iTunes, PlayStation, and portable PSP. It is also a popular file format for streaming over the Internet. For instance, YouTube videos have MP4 extension.
Technical details	The technical details of MP4 files differ in significant aspects and are unique as well, first released in 2001 under ISO/IEX 14496-1:2001 standards. It uses an AAC encoding to wear off unauthorized users from copying the data. The main purpose is streaming rather than sending video or audio information. MP4 files can be used to store audio streams and text information, subtitles, and still images. At the same time, MPEG format can’t do this. Anyhow the processing of data into MPEG-4 part 14 requires private streams such as the use of hint tracks to include the information.
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.

mp4 converter

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Convert to aac

mp3 to aac wav to aac m4a to aac wma to aac ogg to aac flac to aac aiff to aac opus to aac oga to aac adts to aac mp4 to aac

Convert MP4 to AAC

How to convert mp4 to aac?